4640623786570 has 128 divisors (see below), whose sum is σ = 8944492677120. Its totient is φ = 1729445498880.

The previous prime is 4640623786559. The next prime is 4640623786661. The reversal of 4640623786570 is 756873260464.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2493617440 + ... + 2493619300.

It is an arithmetic number, because the mean of its divisors is an integer number (69878849040).

Almost surely, 2^{4640623786570} is an apocalyptic number.

4640623786570 is a deficient number, since it is larger than the sum of its proper divisors (4303868890550).

4640623786570 is a wasteful number, since it uses less digits than its factorization.

4640623786570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920.

The product of its (nonzero) digits is 40642560, while the sum is 58.

The spelling of 4640623786570 in words is "four trillion, six hundred forty billion, six hundred twenty-three million, seven hundred eighty-six thousand, five hundred seventy".