156014042646 has 192 divisors, whose sum is σ = 417364980480. Its totient is φ = 38386333440.

The previous prime is 156014042627. The next prime is 156014042783. The reversal of 156014042646 is 646240410651.

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 95 ways as a sum of consecutive naturals, for example, 4954965 + ... + 4986351.

It is an arithmetic number, because the mean of its divisors is an integer number (2173775940).

Almost surely, 2^156014042646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156014042646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208682490240).

156014042646 is an abundant number, since it is smaller than the sum of its proper divisors (261350937834).

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

156014042646 is a wasteful number, since it uses less digits than its factorization.

156014042646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31499 (or 31492 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 156014042646 in words is "one hundred fifty-six billion, fourteen million, forty-two thousand, six hundred forty-six".