74468140525 has 6 divisors (see below), whose sum is σ = 92340494282. Its totient is φ = 59574512400.

The previous prime is 74468140519. The next prime is 74468140541. The reversal of 74468140525 is 52504186447.

It can be written as a sum of positive squares in 3 ways, for example, as 12997368036 + 61470772489 = 114006^2 + 247933^2 .

It is not a de Polignac number, because 74468140525 - 2³ = 74468140517 is a prime.

It is a super-2 number, since 2×74468140525² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1489362786 + ... + 1489362835.

Almost surely, 2^74468140525 is an apocalyptic number.

It is an amenable number.

74468140525 is a deficient number, since it is larger than the sum of its proper divisors (17872353757).

74468140525 is a wasteful number, since it uses less digits than its factorization.

74468140525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978725631 (or 2978725626 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 46.

The spelling of 74468140525 in words is "seventy-four billion, four hundred sixty-eight million, one hundred forty thousand, five hundred twenty-five".