75377670768 has 60 divisors (see below), whose sum is σ = 218765864408. Its totient is φ = 25125888960.

The previous prime is 75377670743. The next prime is 75377670773. The reversal of 75377670768 is 86707677357.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9689743 + ... + 9697518.

Almost surely, 2^75377670768 is an apocalyptic number.

It is an amenable number.

75377670768 is an abundant number, since it is smaller than the sum of its proper divisors (143388193640).

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

75377670768 is a wasteful number, since it uses less digits than its factorization.

75377670768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19387284 (or 19387266 counting only the distinct ones).

The product of its (nonzero) digits is 72606240, while the sum is 63.

The spelling of 75377670768 in words is "seventy-five billion, three hundred seventy-seven million, six hundred seventy thousand, seven hundred sixty-eight".