74318346477 has 64 divisors (see below), whose sum is σ = 116876390400. Its totient is φ = 46613024640.

The previous prime is 74318346467. The next prime is 74318346481. The reversal of 74318346477 is 77464381347.

74318346477 is a `hidden beast` number, since 7 + 4 + 31 + 83 + 464 + 77 = 666.

It is not a de Polignac number, because 74318346477 - 2²⁴ = 74301569261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74318346407) 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 63 ways as a sum of consecutive naturals, for example, 3750598 + ... + 3770360.

It is an arithmetic number, because the mean of its divisors is an integer number (1826193600).

Almost surely, 2^74318346477 is an apocalyptic number.

It is an amenable number.

74318346477 is a deficient number, since it is larger than the sum of its proper divisors (42558043923).

74318346477 is a wasteful number, since it uses less digits than its factorization.

74318346477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19935 (or 19929 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 54.

The spelling of 74318346477 in words is "seventy-four billion, three hundred eighteen million, three hundred forty-six thousand, four hundred seventy-seven".