156554944040 has 64 divisors (see below), whose sum is σ = 384349950720. Its totient is φ = 56917408000.

The previous prime is 156554944037. The next prime is 156554944099. The reversal of 156554944040 is 40449455651.

156554944040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2281025 + ... + 2348655.

It is an arithmetic number, because the mean of its divisors is an integer number (6005467980).

Almost surely, 2^156554944040 is an apocalyptic number.

156554944040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156554944040 is an abundant number, since it is smaller than the sum of its proper divisors (227795006680).

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

156554944040 is a wasteful number, since it uses less digits than its factorization.

156554944040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72914 (or 72910 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 156554944040 in words is "one hundred fifty-six billion, five hundred fifty-four million, nine hundred forty-four thousand, forty".