74135274672325 has 48 divisors (see below), whose sum is σ = 95473635903360. Its totient is φ = 57058286181120.

The previous prime is 74135274672259. The next prime is 74135274672337. The reversal of 74135274672325 is 52327647253147.

It is not a de Polignac number, because 74135274672325 - 2⁷ = 74135274672197 is a prime.

It is a super-2 number, since 2×74135274672325² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74135274672325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62195847 + ... + 63376603.

It is an arithmetic number, because the mean of its divisors is an integer number (1989034081320).

Almost surely, 2^{74135274672325} is an apocalyptic number.

It is an amenable number.

74135274672325 is a deficient number, since it is larger than the sum of its proper divisors (21338361231035).

74135274672325 is a wasteful number, since it uses less digits than its factorization.

74135274672325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181566 (or 1181561 counting only the distinct ones).

The product of its digits is 59270400, while the sum is 58.

The spelling of 74135274672325 in words is "seventy-four trillion, one hundred thirty-five billion, two hundred seventy-four million, six hundred seventy-two thousand, three hundred twenty-five".