2166072515034 has 32 divisors (see below), whose sum is σ = 4373595789696. Its totient is φ = 715146485760.

The previous prime is 2166072515027. The next prime is 2166072515053. The reversal of 2166072515034 is 4305152706612.

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, 3564967 + ... + 4128090.

It is an arithmetic number, because the mean of its divisors is an integer number (136674868428).

Almost surely, 2^{2166072515034} is an apocalyptic number.

2166072515034 is an abundant number, since it is smaller than the sum of its proper divisors (2207523274662).

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

2166072515034 is a wasteful number, since it uses less digits than its factorization.

2166072515034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7693510.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 2166072515034 in words is "two trillion, one hundred sixty-six billion, seventy-two million, five hundred fifteen thousand, thirty-four".