75412505768 has 32 divisors (see below), whose sum is σ = 142647360960. Its totient is φ = 37374307200.

The previous prime is 75412505737. The next prime is 75412505803. The reversal of 75412505768 is 86750521457.

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, 483755 + ... + 620357.

It is an arithmetic number, because the mean of its divisors is an integer number (4457730030).

Almost surely, 2^75412505768 is an apocalyptic number.

It is an amenable number.

75412505768 is a deficient number, since it is larger than the sum of its proper divisors (67234855192).

75412505768 is a wasteful number, since it uses less digits than its factorization.

75412505768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137217 (or 137213 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 50.

The spelling of 75412505768 in words is "seventy-five billion, four hundred twelve million, five hundred five thousand, seven hundred sixty-eight".