5651045720 has 32 divisors (see below), whose sum is σ = 13267674720. Its totient is φ = 2162138880.

The previous prime is 5651045711. The next prime is 5651045731. The reversal of 5651045720 is 275401565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3070301 + ... + 3072140.

It is an arithmetic number, because the mean of its divisors is an integer number (414614835).

Almost surely, 2^5651045720 is an apocalyptic number.

It is an amenable number.

5651045720 is an abundant number, since it is smaller than the sum of its proper divisors (7616629000).

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

5651045720 is a wasteful number, since it uses less digits than its factorization.

5651045720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6142475 (or 6142471 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 5651045720 is about 75173.4375960020. The cubic root of 5651045720 is about 1781.1873700437.

The spelling of 5651045720 in words is "five billion, six hundred fifty-one million, forty-five thousand, seven hundred twenty".