74125175427 has 12 divisors (see below), whose sum is σ = 109559691384. Its totient is φ = 48267555840.

The previous prime is 74125175419. The next prime is 74125175431. The reversal of 74125175427 is 72457152147.

It is a happy number.

74125175427 is a `hidden beast` number, since 74 + 1 + 25 + 17 + 542 + 7 = 666.

It is not a de Polignac number, because 74125175427 - 2³ = 74125175419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74125175407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95768574 + ... + 95769347.

It is an arithmetic number, because the mean of its divisors is an integer number (9129974282).

Almost surely, 2^74125175427 is an apocalyptic number.

74125175427 is a deficient number, since it is larger than the sum of its proper divisors (35434515957).

74125175427 is a wasteful number, since it uses less digits than its factorization.

74125175427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191537970 (or 191537967 counting only the distinct ones).

The product of its digits is 548800, while the sum is 45.

The spelling of 74125175427 in words is "seventy-four billion, one hundred twenty-five million, one hundred seventy-five thousand, four hundred twenty-seven".