74467876447 has 4 divisors (see below), whose sum is σ = 74779457760. Its totient is φ = 74156295136.

The previous prime is 74467876387. The next prime is 74467876463.

74467876447 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74467876447 - 2³⁵ = 40108138079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74467846447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155790298 + ... + 155790775.

It is an arithmetic number, because the mean of its divisors is an integer number (18694864440).

Almost surely, 2^74467876447 is an apocalyptic number.

74467876447 is a deficient number, since it is larger than the sum of its proper divisors (311581313).

74467876447 is a wasteful number, since it uses less digits than its factorization.

74467876447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311581312.

The product of its digits is 177020928, while the sum is 64.

The spelling of 74467876447 in words is "seventy-four billion, four hundred sixty-seven million, eight hundred seventy-six thousand, four hundred forty-seven".