156959777074 has 16 divisors (see below), whose sum is σ = 244084360320. Its totient is φ = 75610014480.

The previous prime is 156959777027. The next prime is 156959777101. The reversal of 156959777074 is 470777959651.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2895612 + ... + 2949319.

It is an arithmetic number, because the mean of its divisors is an integer number (15255272520).

Almost surely, 2^156959777074 is an apocalyptic number.

156959777074 is a deficient number, since it is larger than the sum of its proper divisors (87124583246).

156959777074 is a wasteful number, since it uses less digits than its factorization.

156959777074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5845425.

The product of its (nonzero) digits is 116688600, while the sum is 67.

The spelling of 156959777074 in words is "one hundred fifty-six billion, nine hundred fifty-nine million, seven hundred seventy-seven thousand, seventy-four".