74648161232 has 20 divisors (see below), whose sum is σ = 144635061216. Its totient is φ = 37322984160.

The previous prime is 74648161201. The next prime is 74648161249. The reversal of 74648161232 is 23216184647.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970757 + ... + 1044827.

Almost surely, 2^74648161232 is an apocalyptic number.

It is an amenable number.

74648161232 is a deficient number, since it is larger than the sum of its proper divisors (69986899984).

74648161232 is a wasteful number, since it uses less digits than its factorization.

74648161232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137066 (or 137060 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The spelling of 74648161232 in words is "seventy-four billion, six hundred forty-eight million, one hundred sixty-one thousand, two hundred thirty-two".