155411330056 has 16 divisors (see below), whose sum is σ = 291409957440. Its totient is φ = 77702008080.

The previous prime is 155411330023. The next prime is 155411330057. The reversal of 155411330056 is 650033114551.

It is not an unprimeable number, because it can be changed into a prime (155411330057) 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, 272100 + ... + 620371.

It is an arithmetic number, because the mean of its divisors is an integer number (18213122340).

Almost surely, 2^155411330056 is an apocalyptic number.

It is an amenable number.

155411330056 is a deficient number, since it is larger than the sum of its proper divisors (135998627384).

155411330056 is a wasteful number, since it uses less digits than its factorization.

155411330056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914244 (or 914240 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 155411330056 in words is "one hundred fifty-five billion, four hundred eleven million, three hundred thirty thousand, fifty-six".