156880340500 has 48 divisors (see below), whose sum is σ = 368982576144. Its totient is φ = 57925046400.

The previous prime is 156880340497. The next prime is 156880340503. The reversal of 156880340500 is 5043088651.

156880340500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (156880340497) and next prime (156880340503).

It can be written as a sum of positive squares in 8 ways, for example, as 76531902736 + 80348437764 = 276644^2 + 283458^2 .

It is a super-2 number, since 2×156880340500² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156880340503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12061219 + ... + 12074218.

It is an arithmetic number, because the mean of its divisors is an integer number (7687137003).

Almost surely, 2^156880340500 is an apocalyptic number.

156880340500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156880340500 is an abundant number, since it is smaller than the sum of its proper divisors (212102235644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156880340500 is a wasteful number, since it uses less digits than its factorization.

156880340500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24135469 (or 24135457 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 156880340500 in words is "one hundred fifty-six billion, eight hundred eighty million, three hundred forty thousand, five hundred".