690007315931136 has 1568 divisors, whose sum is σ = 2510066764707840. Its totient is φ = 185069472841728.

The previous prime is 690007315931123. The next prime is 690007315931159. The reversal of 690007315931136 is 631139513700096.

It is a happy number.

690007315931136 is a `hidden beast` number, since 6 + 9 + 0 + 0 + 0 + 7 + 3 + 1 + 593 + 11 + 36 = 666.

It is a super-2 number, since 2×690007315931136² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 340408146955 + ... + 340408148981.

Almost surely, 2^{690007315931136} 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 690007315931136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1255033382353920).

690007315931136 is an abundant number, since it is smaller than the sum of its proper divisors (1820059448776704).

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

690007315931136 is an equidigital number, since it uses as much as digits as its factorization.

690007315931136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574 (or 2535 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 54.

The spelling of 690007315931136 in words is "six hundred ninety trillion, seven billion, three hundred fifteen million, nine hundred thirty-one thousand, one hundred thirty-six".