75076765506 has 12 divisors (see below), whose sum is σ = 162666325302. Its totient is φ = 25025588496.

The previous prime is 75076765499. The next prime is 75076765537. The reversal of 75076765506 is 60556767057.

75076765506 is a `hidden beast` number, since 7 + 5 + 0 + 76 + 7 + 65 + 506 = 666.

It can be written as a sum of positive squares in only one way, i.e., 75045863025 + 30902481 = 273945^2 + 5559^2 .

It is a super-2 number, since 2×75076765506² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2085465691 + ... + 2085465726.

Almost surely, 2^75076765506 is an apocalyptic number.

75076765506 is an abundant number, since it is smaller than the sum of its proper divisors (87589559796).

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

75076765506 is a wasteful number, since it uses less digits than its factorization.

75076765506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170931425 (or 4170931422 counting only the distinct ones).

The product of its (nonzero) digits is 9261000, while the sum is 54.

The spelling of 75076765506 in words is "seventy-five billion, seventy-six million, seven hundred sixty-five thousand, five hundred six".