74544675272 has 16 divisors (see below), whose sum is σ = 139774388400. Its totient is φ = 37271505040.

The previous prime is 74544675253. The next prime is 74544675341. The reversal of 74544675272 is 27257644547.

It is a super-2 number, since 2×74544675272² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449879 + ... + 592857.

It is an arithmetic number, because the mean of its divisors is an integer number (8735899275).

Almost surely, 2^74544675272 is an apocalyptic number.

It is an amenable number.

74544675272 is a deficient number, since it is larger than the sum of its proper divisors (65229713128).

74544675272 is a wasteful number, since it uses less digits than its factorization.

74544675272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208156 (or 208152 counting only the distinct ones).

The product of its digits is 13171200, while the sum is 53.

The spelling of 74544675272 in words is "seventy-four billion, five hundred forty-four million, six hundred seventy-five thousand, two hundred seventy-two".