696898598400 has 1200 divisors, whose sum is σ = 2876112858960. Its totient is φ = 165622579200.

The previous prime is 696898598299. The next prime is 696898598467. The reversal of 696898598400 is 4895898696.

696898598400 is a `hidden beast` number, since 6 + 96 + 89 + 8 + 59 + 8 + 400 = 666.

It is a tau number, because it is divible by the number of its divisors (1200).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 334885360 + ... + 334887440.

Almost surely, 2^696898598400 is an apocalyptic number.

696898598400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696898598400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1438056429480).

696898598400 is an abundant number, since it is smaller than the sum of its proper divisors (2179214260560).

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

696898598400 is a wasteful number, since it uses less digits than its factorization.

696898598400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 72.

The spelling of 696898598400 in words is "six hundred ninety-six billion, eight hundred ninety-eight million, five hundred ninety-eight thousand, four hundred".