74136803948 has 24 divisors (see below), whose sum is σ = 133666295952. Its totient is φ = 35952755904.

The previous prime is 74136803921. The next prime is 74136803999. The reversal of 74136803948 is 84930863147.

It is a self number, because there is not a number n which added to its sum of digits gives 74136803948.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743186 + ... + 837017.

It is an arithmetic number, because the mean of its divisors is an integer number (5569428998).

Almost surely, 2^74136803948 is an apocalyptic number.

It is an amenable number.

74136803948 is a deficient number, since it is larger than the sum of its proper divisors (59529492004).

74136803948 is a wasteful number, since it uses less digits than its factorization.

74136803948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580561 (or 1580559 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 74136803948 in words is "seventy-four billion, one hundred thirty-six million, eight hundred three thousand, nine hundred forty-eight".