156461847921234 has 20 divisors (see below), whose sum is σ = 350590437009054. Its totient is φ = 52153949307024.

The previous prime is 156461847921229. The next prime is 156461847921347. The reversal of 156461847921234 is 432129748164651.

156461847921234 is a `hidden beast` number, since 1 + 5 + 6 + 4 + 618 + 4 + 7 + 9 + 2 + 1 + 2 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 145481591480625 + 10980256440609 = 12061575^2 + 3313647^2 .

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 9 ways as a sum of consecutive naturals, for example, 482906937867 + ... + 482906938190.

Almost surely, 2^{156461847921234} is an apocalyptic number.

156461847921234 is an abundant number, since it is smaller than the sum of its proper divisors (194128589087820).

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

156461847921234 is an equidigital number, since it uses as much as digits as its factorization.

156461847921234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965813876071 (or 965813876062 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 156461847921234 in words is "one hundred fifty-six trillion, four hundred sixty-one billion, eight hundred forty-seven million, nine hundred twenty-one thousand, two hundred thirty-four".