156643040355460 has 24 divisors (see below), whose sum is σ = 331461456391296. Its totient is φ = 62178916781280.

The previous prime is 156643040355421. The next prime is 156643040355491. The reversal of 156643040355460 is 64553040346651.

It is a junction number, because it is equal to n+sod(n) for n = 156643040355398 and 156643040355407.

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 7 ways as a sum of consecutive naturals, for example, 29893707372 + ... + 29893712611.

It is an arithmetic number, because the mean of its divisors is an integer number (13810894016304).

Almost surely, 2^{156643040355460} is an apocalyptic number.

156643040355460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156643040355460 is an abundant number, since it is smaller than the sum of its proper divisors (174818416035836).

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

156643040355460 is a wasteful number, since it uses less digits than its factorization.

156643040355460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59787420123 (or 59787420121 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 52.

The spelling of 156643040355460 in words is "one hundred fifty-six trillion, six hundred forty-three billion, forty million, three hundred fifty-five thousand, four hundred sixty".