690093752625 has 64 divisors (see below), whose sum is σ = 1276167859200. Its totient is φ = 367974662400.

The previous prime is 690093752609. The next prime is 690093752651. The reversal of 690093752625 is 526257390096.

690093752625 is a `hidden beast` number, since 6 + 9 + 0 + 0 + 9 + 3 + 7 + 5 + 2 + 625 = 666.

It is not a de Polignac number, because 690093752625 - 2⁴ = 690093752609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19040521 + ... + 19076729.

It is an arithmetic number, because the mean of its divisors is an integer number (19940122800).

Almost surely, 2^690093752625 is an apocalyptic number.

It is an amenable number.

690093752625 is a deficient number, since it is larger than the sum of its proper divisors (586074106575).

690093752625 is a wasteful number, since it uses less digits than its factorization.

690093752625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41880 (or 41864 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 54.

The spelling of 690093752625 in words is "six hundred ninety billion, ninety-three million, seven hundred fifty-two thousand, six hundred twenty-five".