74375555557347 has 48 divisors (see below), whose sum is σ = 119926009851648. Its totient is φ = 44026846194240.

The previous prime is 74375555557333. The next prime is 74375555557393.

74375555557347 is a `hidden beast` number, since 7 + 4 + 3 + 7 + 5 + 5 + 5 + 5 + 5 + 573 + 47 = 666.

74375555557347 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 74375555557347 - 2⁶ = 74375555557283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74375555557447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 224633973 + ... + 224964825.

It is an arithmetic number, because the mean of its divisors is an integer number (2498458538576).

Almost surely, 2^{74375555557347} is an apocalyptic number.

74375555557347 is a deficient number, since it is larger than the sum of its proper divisors (45550454294301).

74375555557347 is a wasteful number, since it uses less digits than its factorization.

74375555557347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383720 (or 383717 counting only the distinct ones).

The product of its digits is 5402250000, while the sum is 72.

The spelling of 74375555557347 in words is "seventy-four trillion, three hundred seventy-five billion, five hundred fifty-five million, five hundred fifty-seven thousand, three hundred forty-seven".