30516323064 has 32 divisors (see below), whose sum is σ = 76297835520. Its totient is φ = 10171170656.

The previous prime is 30516323053. The next prime is 30516323077. The reversal of 30516323064 is 46032361503.

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, 238057 + ... + 343079.

It is an arithmetic number, because the mean of its divisors is an integer number (2384307360).

Almost surely, 2^30516323064 is an apocalyptic number.

It is an amenable number.

30516323064 is an abundant number, since it is smaller than the sum of its proper divisors (45781512456).

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

30516323064 is a wasteful number, since it uses less digits than its factorization.

30516323064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117139 (or 117135 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

Adding to 30516323064 its reverse (46032361503), we get a palindrome (76548684567).

The spelling of 30516323064 in words is "thirty billion, five hundred sixteen million, three hundred twenty-three thousand, sixty-four".