66152706708 has 96 divisors (see below), whose sum is σ = 169436292480. Its totient is φ = 19921968640.

The previous prime is 66152706689. The next prime is 66152706709. The reversal of 66152706708 is 80760725166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66152706709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15042766 + ... + 15047162.

It is an arithmetic number, because the mean of its divisors is an integer number (1764961380).

Almost surely, 2^66152706708 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66152706708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84718146240).

66152706708 is an abundant number, since it is smaller than the sum of its proper divisors (103283585772).

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

66152706708 is a wasteful number, since it uses less digits than its factorization.

66152706708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097 (or 5095 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 66152706708 in words is "sixty-six billion, one hundred fifty-two million, seven hundred six thousand, seven hundred eight".