156161244250140 has 48 divisors (see below), whose sum is σ = 451356370483200. Its totient is φ = 40299675935040.

The previous prime is 156161244250127. The next prime is 156161244250189. The reversal of 156161244250140 is 41052442161651.

It is a junction number, because it is equal to n+sod(n) for n = 156161244250092 and 156161244250101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41978827240 + ... + 41978830959.

It is an arithmetic number, because the mean of its divisors is an integer number (9403257718400).

Almost surely, 2^{156161244250140} is an apocalyptic number.

156161244250140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156161244250140 is an abundant number, since it is smaller than the sum of its proper divisors (295195126233060).

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

156161244250140 is a wasteful number, since it uses less digits than its factorization.

156161244250140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83957658242 (or 83957658240 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 156161244250140 in words is "one hundred fifty-six trillion, one hundred sixty-one billion, two hundred forty-four million, two hundred fifty thousand, one hundred forty".