74975598427168 has 24 divisors (see below), whose sum is σ = 147608619767532. Its totient is φ = 37487694994176.

The previous prime is 74975598427027. The next prime is 74975598427253. The reversal of 74975598427168 is 86172489557947.

It can be written as a sum of positive squares in 2 ways, for example, as 57604274703504 + 17371323723664 = 7589748^2 + 4167892^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74975598427091 and 74975598427100.

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, 9161946 + ... + 15293542.

Almost surely, 2^{74975598427168} is an apocalyptic number.

It is an amenable number.

74975598427168 is a deficient number, since it is larger than the sum of its proper divisors (72633021340364).

74975598427168 is a wasteful number, since it uses less digits than its factorization.

74975598427168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513724 (or 6513716 counting only the distinct ones).

The product of its digits is 8534937600, while the sum is 82.

The spelling of 74975598427168 in words is "seventy-four trillion, nine hundred seventy-five billion, five hundred ninety-eight million, four hundred twenty-seven thousand, one hundred sixty-eight".