30225715065 has 72 divisors (see below), whose sum is σ = 64835933760. Its totient is φ = 12754564992.

The previous prime is 30225715049. The next prime is 30225715123. The reversal of 30225715065 is 56051752203.

30225715065 is a `hidden beast` number, since 3 + 0 + 22 + 571 + 5 + 0 + 65 = 666.

It is not a de Polignac number, because 30225715065 - 2⁴ = 30225715049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 230655 + ... + 337124.

It is an arithmetic number, because the mean of its divisors is an integer number (900499080).

Almost surely, 2^30225715065 is an apocalyptic number.

30225715065 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30225715065 is an abundant number, since it is smaller than the sum of its proper divisors (34610218695).

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

30225715065 is a wasteful number, since it uses less digits than its factorization.

30225715065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567823 (or 567807 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The spelling of 30225715065 in words is "thirty billion, two hundred twenty-five million, seven hundred fifteen thousand, sixty-five".