74494163295 has 64 divisors (see below), whose sum is σ = 138329856000. Its totient is φ = 37964931840.

The previous prime is 74494163239. The next prime is 74494163309. The reversal of 74494163295 is 59236149447.

74494163295 is a `hidden beast` number, since 7 + 4 + 494 + 1 + 63 + 2 + 95 = 666.

It is not a de Polignac number, because 74494163295 - 2¹⁰ = 74494162271 is a prime.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 3245710 + ... + 3268580.

It is an arithmetic number, because the mean of its divisors is an integer number (2161404000).

Almost surely, 2^74494163295 is an apocalyptic number.

74494163295 is a deficient number, since it is larger than the sum of its proper divisors (63835692705).

74494163295 is a wasteful number, since it uses less digits than its factorization.

74494163295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23957 (or 23951 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 74494163295 in words is "seventy-four billion, four hundred ninety-four million, one hundred sixty-three thousand, two hundred ninety-five".