696117179952 has 320 divisors, whose sum is σ = 2106347328000. Its totient is φ = 219802125312.

The previous prime is 696117179939. The next prime is 696117179957. The reversal of 696117179952 is 259971711696.

696117179952 is a `hidden beast` number, since 6 + 9 + 611 + 7 + 1 + 7 + 9 + 9 + 5 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 696117179952.

It is not an unprimeable number, because it can be changed into a prime (696117179957) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 225790603 + ... + 225793685.

It is an arithmetic number, because the mean of its divisors is an integer number (6582335400).

Almost surely, 2^696117179952 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 696117179952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1053173664000).

696117179952 is an abundant number, since it is smaller than the sum of its proper divisors (1410230148048).

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

696117179952 is a wasteful number, since it uses less digits than its factorization.

696117179952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465 (or 3453 counting only the distinct ones).

The product of its digits is 12859560, while the sum is 63.

The spelling of 696117179952 in words is "six hundred ninety-six billion, one hundred seventeen million, one hundred seventy-nine thousand, nine hundred fifty-two".