155553077168 has 20 divisors (see below), whose sum is σ = 301413113088. Its totient is φ = 77769048000.

The previous prime is 155553077161. The next prime is 155553077209. The reversal of 155553077168 is 861770355551.

It is not an unprimeable number, because it can be changed into a prime (155553077161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294896 + ... + 630927.

Almost surely, 2^155553077168 is an apocalyptic number.

It is an amenable number.

155553077168 is a deficient number, since it is larger than the sum of its proper divisors (145860035920).

155553077168 is a wasteful number, since it uses less digits than its factorization.

155553077168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936332 (or 936326 counting only the distinct ones).

The product of its (nonzero) digits is 4410000, while the sum is 53.

The spelling of 155553077168 in words is "one hundred fifty-five billion, five hundred fifty-three million, seventy-seven thousand, one hundred sixty-eight".