75127930012 has 24 divisors (see below), whose sum is σ = 134329192704. Its totient is φ = 36748851312.

The previous prime is 75127929973. The next prime is 75127930027. The reversal of 75127930012 is 21003972157.

It is a congruent number.

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, 356103 + ... + 526369.

It is an arithmetic number, because the mean of its divisors is an integer number (5597049696).

Almost surely, 2^75127930012 is an apocalyptic number.

It is an amenable number.

75127930012 is a deficient number, since it is larger than the sum of its proper divisors (59201262692).

75127930012 is a wasteful number, since it uses less digits than its factorization.

75127930012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172665 (or 172663 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 37.

The spelling of 75127930012 in words is "seventy-five billion, one hundred twenty-seven million, nine hundred thirty thousand, twelve".