5651685630 has 32 divisors (see below), whose sum is σ = 15071162400. Its totient is φ = 1507116096.

The previous prime is 5651685629. The next prime is 5651685647. The reversal of 5651685630 is 365861565.

5651685630 is a `hidden beast` number, since 5 + 6 + 5 + 1 + 6 + 8 + 5 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10465815 + ... + 10466354.

It is an arithmetic number, because the mean of its divisors is an integer number (470973825).

Almost surely, 2^5651685630 is an apocalyptic number.

5651685630 is an abundant number, since it is smaller than the sum of its proper divisors (9419476770).

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

5651685630 is a wasteful number, since it uses less digits than its factorization.

5651685630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20932185 (or 20932179 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 5651685630 is about 75177.6936996607. The cubic root of 5651685630 is about 1781.2545998773.

The spelling of 5651685630 in words is "five billion, six hundred fifty-one million, six hundred eighty-five thousand, six hundred thirty".