65628751023 has 48 divisors (see below), whose sum is σ = 104183119872. Its totient is φ = 39480696000.

The previous prime is 65628751009. The next prime is 65628751099. The reversal of 65628751023 is 32015782656.

65628751023 is a `hidden beast` number, since 6 + 5 + 628 + 7 + 5 + 10 + 2 + 3 = 666.

It is not a de Polignac number, because 65628751023 - 2⁶ = 65628750959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65628751023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65628751003) 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, 7427218 + ... + 7436048.

It is an arithmetic number, because the mean of its divisors is an integer number (2170481664).

Almost surely, 2^65628751023 is an apocalyptic number.

65628751023 is a deficient number, since it is larger than the sum of its proper divisors (38554368849).

65628751023 is a wasteful number, since it uses less digits than its factorization.

65628751023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9396 (or 9393 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 65628751023 in words is "sixty-five billion, six hundred twenty-eight million, seven hundred fifty-one thousand, twenty-three".