74286336172 has 12 divisors (see below), whose sum is σ = 130005829296. Its totient is φ = 37141813520.

The previous prime is 74286336167. The next prime is 74286336209. The reversal of 74286336172 is 27163368247.

It is a super-2 number, since 2×74286336172² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209803 + ... + 438850.

It is an arithmetic number, because the mean of its divisors is an integer number (10833819108).

Almost surely, 2^74286336172 is an apocalyptic number.

It is an amenable number.

74286336172 is a deficient number, since it is larger than the sum of its proper divisors (55719493124).

74286336172 is a wasteful number, since it uses less digits than its factorization.

74286336172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677288 (or 677286 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 49.

The spelling of 74286336172 in words is "seventy-four billion, two hundred eighty-six million, three hundred thirty-six thousand, one hundred seventy-two".