73850618625 has 32 divisors (see below), whose sum is σ = 140442781440. Its totient is φ = 33760281600.

The previous prime is 73850618623. The next prime is 73850618669. The reversal of 73850618625 is 52681605837.

It is a happy number.

It is not a de Polignac number, because 73850618625 - 2¹ = 73850618623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73850618623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14064160 + ... + 14069409.

It is an arithmetic number, because the mean of its divisors is an integer number (4388836920).

Almost surely, 2^73850618625 is an apocalyptic number.

73850618625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73850618625 is a deficient number, since it is larger than the sum of its proper divisors (66592162815).

73850618625 is a wasteful number, since it uses less digits than its factorization.

73850618625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28133594 (or 28133584 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 73850618625 in words is "seventy-three billion, eight hundred fifty million, six hundred eighteen thousand, six hundred twenty-five".