2113531552146 has 32 divisors (see below), whose sum is σ = 4986765692928. Its totient is φ = 584386603920.

The previous prime is 2113531552127. The next prime is 2113531552147. The reversal of 2113531552146 is 6412551353112.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2113531552147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811646760 + ... + 811649363.

It is an arithmetic number, because the mean of its divisors is an integer number (155836427904).

Almost surely, 2^{2113531552146} is an apocalyptic number.

2113531552146 is an abundant number, since it is smaller than the sum of its proper divisors (2873234140782).

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

2113531552146 is a wasteful number, since it uses less digits than its factorization.

2113531552146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623296166.

The product of its digits is 108000, while the sum is 39.

The spelling of 2113531552146 in words is "two trillion, one hundred thirteen billion, five hundred thirty-one million, five hundred fifty-two thousand, one hundred forty-six".