156864505376 has 24 divisors (see below), whose sum is σ = 308837853324. Its totient is φ = 78429495040.

The previous prime is 156864505361. The next prime is 156864505411. The reversal of 156864505376 is 673505468651.

It can be written as a sum of positive squares in 2 ways, for example, as 152365315600 + 4499189776 = 390340^2 + 67076^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081646 + ... + 1218066.

Almost surely, 2^156864505376 is an apocalyptic number.

156864505376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156864505376 is a deficient number, since it is larger than the sum of its proper divisors (151973347948).

156864505376 is a wasteful number, since it uses less digits than its factorization.

156864505376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172364 (or 172356 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 156864505376 in words is "one hundred fifty-six billion, eight hundred sixty-four million, five hundred five thousand, three hundred seventy-six".