155101110661156 has 96 divisors (see below), whose sum is σ = 299100562104960. Its totient is φ = 70370388408320.

The previous prime is 155101110661129. The next prime is 155101110661219. The reversal of 155101110661156 is 651166011101551.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15216428796 + ... + 15216438988.

It is an arithmetic number, because the mean of its divisors is an integer number (3115630855260).

Almost surely, 2^{155101110661156} is an apocalyptic number.

It is an amenable number.

155101110661156 is a deficient number, since it is larger than the sum of its proper divisors (143999451443804).

155101110661156 is a wasteful number, since it uses less digits than its factorization.

155101110661156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15226 (or 15202 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 40.

The spelling of 155101110661156 in words is "one hundred fifty-five trillion, one hundred one billion, one hundred ten million, six hundred sixty-one thousand, one hundred fifty-six".