155617039796 has 48 divisors (see below), whose sum is σ = 291837288960. Its totient is φ = 72426689280.

The previous prime is 155617039777. The next prime is 155617039829. The reversal of 155617039796 is 697930716551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1445525 + ... + 1549443.

It is an arithmetic number, because the mean of its divisors is an integer number (6079943520).

Almost surely, 2^155617039796 is an apocalyptic number.

It is an amenable number.

155617039796 is a deficient number, since it is larger than the sum of its proper divisors (136220249164).

155617039796 is a wasteful number, since it uses less digits than its factorization.

155617039796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104384 (or 104382 counting only the distinct ones).

The product of its (nonzero) digits is 10716300, while the sum is 59.

The spelling of 155617039796 in words is "one hundred fifty-five billion, six hundred seventeen million, thirty-nine thousand, seven hundred ninety-six".