74369257448 has 64 divisors (see below), whose sum is σ = 149889398400. Its totient is φ = 34505912320.

The previous prime is 74369257441. The next prime is 74369257453. The reversal of 74369257448 is 84475296347.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (74369257441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1322840 + ... + 1377912.

It is an arithmetic number, because the mean of its divisors is an integer number (2342021850).

Almost surely, 2^74369257448 is an apocalyptic number.

It is an amenable number.

74369257448 is an abundant number, since it is smaller than the sum of its proper divisors (75520140952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74369257448 is a wasteful number, since it uses less digits than its factorization.

74369257448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55322 (or 55318 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 59.

The spelling of 74369257448 in words is "seventy-four billion, three hundred sixty-nine million, two hundred fifty-seven thousand, four hundred forty-eight".