75256087612 has 12 divisors (see below), whose sum is σ = 134910303696. Its totient is φ = 36710286560.

The previous prime is 75256087597. The next prime is 75256087667. The reversal of 75256087612 is 21678065257.

It is a happy number.

It is a congruent number.

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, 229439128 + ... + 229439455.

It is an arithmetic number, because the mean of its divisors is an integer number (11242525308).

Almost surely, 2^75256087612 is an apocalyptic number.

It is an amenable number.

75256087612 is a deficient number, since it is larger than the sum of its proper divisors (59654216084).

75256087612 is a wasteful number, since it uses less digits than its factorization.

75256087612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458878628 (or 458878626 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 75256087612 in words is "seventy-five billion, two hundred fifty-six million, eighty-seven thousand, six hundred twelve".