74853551125 has 8 divisors (see below), whose sum is σ = 93417231960. Its totient is φ = 59882840800.

The previous prime is 74853551117. The next prime is 74853551177. The reversal of 74853551125 is 52115535847.

It can be written as a sum of positive squares in 4 ways, for example, as 4552740676 + 70300810449 = 67474^2 + 265143^2 .

It is not a de Polignac number, because 74853551125 - 2³ = 74853551117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299414080 + ... + 299414329.

It is an arithmetic number, because the mean of its divisors is an integer number (11677153995).

Almost surely, 2^74853551125 is an apocalyptic number.

It is an amenable number.

74853551125 is a deficient number, since it is larger than the sum of its proper divisors (18563680835).

74853551125 is an equidigital number, since it uses as much as digits as its factorization.

74853551125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598828424 (or 598828414 counting only the distinct ones).

The product of its digits is 840000, while the sum is 46.

The spelling of 74853551125 in words is "seventy-four billion, eight hundred fifty-three million, five hundred fifty-one thousand, one hundred twenty-five".