156501106100 has 18 divisors (see below), whose sum is σ = 339607400454. Its totient is φ = 62600442400.

The previous prime is 156501106093. The next prime is 156501106117. The reversal of 156501106100 is 1601105651.

It can be written as a sum of positive squares in 3 ways, for example, as 30228004 + 156470878096 = 5498^2 + 395564^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 156501106100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 782505431 + ... + 782505630.

It is an arithmetic number, because the mean of its divisors is an integer number (18867077803).

Almost surely, 2^156501106100 is an apocalyptic number.

156501106100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156501106100 is an abundant number, since it is smaller than the sum of its proper divisors (183106294354).

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

156501106100 is a wasteful number, since it uses less digits than its factorization.

156501106100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565011075 (or 1565011068 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 156501106100 in words is "one hundred fifty-six billion, five hundred one million, one hundred six thousand, one hundred".