75628136023 has 16 divisors (see below), whose sum is σ = 84480739200. Its totient is φ = 67107307680.

The previous prime is 75628135991. The next prime is 75628136027. The reversal of 75628136023 is 32063182657.

It is a cyclic number.

It is not a de Polignac number, because 75628136023 - 2⁵ = 75628135991 is a prime.

It is a super-2 number, since 2×75628136023² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75628136027) 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, 635313 + ... + 744901.

It is an arithmetic number, because the mean of its divisors is an integer number (5280046200).

Almost surely, 2^75628136023 is an apocalyptic number.

75628136023 is a deficient number, since it is larger than the sum of its proper divisors (8852603177).

75628136023 is a wasteful number, since it uses less digits than its factorization.

75628136023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111102.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 75628136023 in words is "seventy-five billion, six hundred twenty-eight million, one hundred thirty-six thousand, twenty-three".