74147312373 has 8 divisors (see below), whose sum is σ = 98865287136. Its totient is φ = 49430439600.

The previous prime is 74147312363. The next prime is 74147312411. The reversal of 74147312373 is 37321374147.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-74147312373 is a prime.

It is a super-2 number, since 2×74147312373² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74147312363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103083 + ... + 398648.

It is an arithmetic number, because the mean of its divisors is an integer number (12358160892).

Almost surely, 2^74147312373 is an apocalyptic number.

It is an amenable number.

74147312373 is a deficient number, since it is larger than the sum of its proper divisors (24717974763).

74147312373 is a wasteful number, since it uses less digits than its factorization.

74147312373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550995.

The product of its digits is 296352, while the sum is 42.

The spelling of 74147312373 in words is "seventy-four billion, one hundred forty-seven million, three hundred twelve thousand, three hundred seventy-three".