690113906400 has 144 divisors (see below), whose sum is σ = 2307032434224. Its totient is φ = 179056558080.

The previous prime is 690113906387. The next prime is 690113906411. The reversal of 690113906400 is 4609311096.

690113906400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3796977 + ... + 3974576.

It is an arithmetic number, because the mean of its divisors is an integer number (16021058571).

Almost surely, 2^690113906400 is an apocalyptic number.

690113906400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

690113906400 is an abundant number, since it is smaller than the sum of its proper divisors (1616918527824).

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

690113906400 is a wasteful number, since it uses less digits than its factorization.

690113906400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7771613 (or 7771600 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 690113906400 in words is "six hundred ninety billion, one hundred thirteen million, nine hundred six thousand, four hundred".