696478193664 has 96 divisors (see below), whose sum is σ = 2025623920320. Its totient is φ = 211053977600.

The previous prime is 696478193659. The next prime is 696478193669. The reversal of 696478193664 is 466391874696.

It is an interprime number because it is at equal distance from previous prime (696478193659) and next prime (696478193669).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696478193669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5085102 + ... + 5220269.

It is an arithmetic number, because the mean of its divisors is an integer number (21100249170).

Almost surely, 2^696478193664 is an apocalyptic number.

696478193664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

696478193664 is an abundant number, since it is smaller than the sum of its proper divisors (1329145726656).

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

696478193664 is a wasteful number, since it uses less digits than its factorization.

696478193664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10305407 (or 10305387 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 69.

The spelling of 696478193664 in words is "six hundred ninety-six billion, four hundred seventy-eight million, one hundred ninety-three thousand, six hundred sixty-four".