74741400812 has 12 divisors (see below), whose sum is σ = 140858793936. Its totient is φ = 34496031120.

The previous prime is 74741400793. The next prime is 74741400821. The reversal of 74741400812 is 21800414747.

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, 718667264 + ... + 718667367.

It is an arithmetic number, because the mean of its divisors is an integer number (11738232828).

Almost surely, 2^74741400812 is an apocalyptic number.

It is an amenable number.

74741400812 is a deficient number, since it is larger than the sum of its proper divisors (66117393124).

74741400812 is a wasteful number, since it uses less digits than its factorization.

74741400812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437334648 (or 1437334646 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 38.

The spelling of 74741400812 in words is "seventy-four billion, seven hundred forty-one million, four hundred thousand, eight hundred twelve".