155661436311114 has 128 divisors (see below), whose sum is σ = 331725433708800. Its totient is φ = 48622233139200.

The previous prime is 155661436311109. The next prime is 155661436311127. The reversal of 155661436311114 is 411113634166551.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208740832 + ... + 209485220.

It is an arithmetic number, because the mean of its divisors is an integer number (2591604950850).

Almost surely, 2^{155661436311114} is an apocalyptic number.

155661436311114 is an abundant number, since it is smaller than the sum of its proper divisors (176063997397686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155661436311114 is a wasteful number, since it uses less digits than its factorization.

155661436311114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744760.

The product of its digits is 777600, while the sum is 48.

The spelling of 155661436311114 in words is "one hundred fifty-five trillion, six hundred sixty-one billion, four hundred thirty-six million, three hundred eleven thousand, one hundred fourteen".