2111655625134 has 16 divisors (see below), whose sum is σ = 4607248636800. Its totient is φ = 639895643960.

The previous prime is 2111655625091. The next prime is 2111655625171. The reversal of 2111655625134 is 4315265561112.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15997391034 + ... + 15997391165.

It is an arithmetic number, because the mean of its divisors is an integer number (287953039800).

Almost surely, 2^{2111655625134} is an apocalyptic number.

2111655625134 is an abundant number, since it is smaller than the sum of its proper divisors (2495593011666).

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

2111655625134 is a wasteful number, since it uses less digits than its factorization.

2111655625134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31994782215.

The product of its digits is 216000, while the sum is 42.

The spelling of 2111655625134 in words is "two trillion, one hundred eleven billion, six hundred fifty-five million, six hundred twenty-five thousand, one hundred thirty-four".