30773612506 has 32 divisors (see below), whose sum is σ = 56898995328. Its totient is φ = 12155711040.

The previous prime is 30773612477. The next prime is 30773612539. The reversal of 30773612506 is 60521637703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7600 + ... + 248203.

It is an arithmetic number, because the mean of its divisors is an integer number (1778093604).

Almost surely, 2^30773612506 is an apocalyptic number.

30773612506 is a deficient number, since it is larger than the sum of its proper divisors (26125382822).

30773612506 is a wasteful number, since it uses less digits than its factorization.

30773612506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256486.

The product of its (nonzero) digits is 158760, while the sum is 40.

The spelling of 30773612506 in words is "thirty billion, seven hundred seventy-three million, six hundred twelve thousand, five hundred six".