66166234002 has 24 divisors (see below), whose sum is σ = 156392917200. Its totient is φ = 20050373880.

The previous prime is 66166233983. The next prime is 66166234003. The reversal of 66166234002 is 20043266166.

66166234002 is a `hidden beast` number, since 6 + 616 + 6 + 2 + 34 + 0 + 0 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (66166234003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167086252 + ... + 167086647.

It is an arithmetic number, because the mean of its divisors is an integer number (6516371550).

Almost surely, 2^66166234002 is an apocalyptic number.

66166234002 is an abundant number, since it is smaller than the sum of its proper divisors (90226683198).

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

66166234002 is a wasteful number, since it uses less digits than its factorization.

66166234002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334172918 (or 334172915 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 66166234002 in words is "sixty-six billion, one hundred sixty-six million, two hundred thirty-four thousand, two".