4640642172363 has 16 divisors (see below), whose sum is σ = 6305144426496. Its totient is φ = 3034966902240.

The previous prime is 4640642172337. The next prime is 4640642172373. The reversal of 4640642172363 is 3632712460464.

It is not a de Polignac number, because 4640642172363 - 2²⁶ = 4640575063499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4640642172373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 877195 + ... + 3170292.

It is an arithmetic number, because the mean of its divisors is an integer number (394071526656).

Almost surely, 2^{4640642172363} is an apocalyptic number.

4640642172363 is a deficient number, since it is larger than the sum of its proper divisors (1664502254133).

4640642172363 is a wasteful number, since it uses less digits than its factorization.

4640642172363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054754.

The product of its (nonzero) digits is 3483648, while the sum is 48.

The spelling of 4640642172363 in words is "four trillion, six hundred forty billion, six hundred forty-two million, one hundred seventy-two thousand, three hundred sixty-three".