155966822996 has 12 divisors (see below), whose sum is σ = 272989031700. Its totient is φ = 77969956800.

The previous prime is 155966822987. The next prime is 155966823011. The reversal of 155966822996 is 699228669551.

It can be written as a sum of positive squares in 2 ways, for example, as 91709642896 + 64257180100 = 302836^2 + 253490^2 .

It is a congruent number.

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, 3337571 + ... + 3383978.

It is an arithmetic number, because the mean of its divisors is an integer number (22749085975).

Almost surely, 2^155966822996 is an apocalyptic number.

It is an amenable number.

155966822996 is a deficient number, since it is larger than the sum of its proper divisors (117022208704).

155966822996 is a wasteful number, since it uses less digits than its factorization.

155966822996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6727354 (or 6727352 counting only the distinct ones).

The product of its digits is 125971200, while the sum is 68.

The spelling of 155966822996 in words is "one hundred fifty-five billion, nine hundred sixty-six million, eight hundred twenty-two thousand, nine hundred ninety-six".