156015560100 has 72 divisors (see below), whose sum is σ = 466970736960. Its totient is φ = 40169521280.

The previous prime is 156015560081. The next prime is 156015560101. The reversal of 156015560100 is 1065510651.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (156015560101) 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 23 ways as a sum of consecutive naturals, for example, 8957712 + ... + 8975111.

It is an arithmetic number, because the mean of its divisors is an integer number (6485704680).

Almost surely, 2^156015560100 is an apocalyptic number.

156015560100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156015560100 is an abundant number, since it is smaller than the sum of its proper divisors (310955176860).

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

156015560100 is a wasteful number, since it uses less digits than its factorization.

156015560100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17932869 (or 17932862 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 156015560100 in words is "one hundred fifty-six billion, fifteen million, five hundred sixty thousand, one hundred".