4720365657 has 48 divisors (see below), whose sum is σ = 7988198400. Its totient is φ = 2684864448.

The previous prime is 4720365649. The next prime is 4720365701. The reversal of 4720365657 is 7565630274.

It is not a de Polignac number, because 4720365657 - 2³ = 4720365649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4720365457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 684973 + ... + 691829.

It is an arithmetic number, because the mean of its divisors is an integer number (166420800).

Almost surely, 2^4720365657 is an apocalyptic number.

It is an amenable number.

4720365657 is a deficient number, since it is larger than the sum of its proper divisors (3267832743).

4720365657 is a wasteful number, since it uses less digits than its factorization.

4720365657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7107 (or 7090 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The square root of 4720365657 is about 68704.9172694357. The cubic root of 4720365657 is about 1677.4846211470.

The spelling of 4720365657 in words is "four billion, seven hundred twenty million, three hundred sixty-five thousand, six hundred fifty-seven".