155057736824 has 8 divisors (see below), whose sum is σ = 290733256560. Its totient is φ = 77528868408.

The previous prime is 155057736781. The next prime is 155057736833. The reversal of 155057736824 is 428637750551.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9691108544 + ... + 9691108559.

It is an arithmetic number, because the mean of its divisors is an integer number (36341657070).

Almost surely, 2^155057736824 is an apocalyptic number.

It is an amenable number.

155057736824 is a deficient number, since it is larger than the sum of its proper divisors (135675519736).

155057736824 is a wasteful number, since it uses less digits than its factorization.

155057736824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19382217109 (or 19382217105 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 53.

The spelling of 155057736824 in words is "one hundred fifty-five billion, fifty-seven million, seven hundred thirty-six thousand, eight hundred twenty-four".