156770382556804 has 27 divisors (see below), whose sum is σ = 275340330694821. Its totient is φ = 78102734596320.

The previous prime is 156770382556789. The next prime is 156770382556811. The reversal of 156770382556804 is 408655283077651.

The square root of 156770382556804 is 12520798.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 105943749238404 + 50826633318400 = 10292898^2 + 7129280^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156770382556804.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7036677337 + ... + 7036699615.

Almost surely, 2^{156770382556804} is an apocalyptic number.

156770382556804 is the 12520798-th square number.

It is an amenable number.

156770382556804 is a deficient number, since it is larger than the sum of its proper divisors (118569948138017).

156770382556804 is an frugal number, since it uses more digits than its factorization.

156770382556804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45124 (or 22562 counting only the distinct ones).

The product of its (nonzero) digits is 338688000, while the sum is 67.

The spelling of 156770382556804 in words is "one hundred fifty-six trillion, seven hundred seventy billion, three hundred eighty-two million, five hundred fifty-six thousand, eight hundred four".