20024066216625 has 64 divisors (see below), whose sum is σ = 33958322012160. Its totient is φ = 10475040326400.

The previous prime is 20024066216611. The next prime is 20024066216677. The reversal of 20024066216625 is 52661266042002.

It is not a de Polignac number, because 20024066216625 - 2⁹ = 20024066216113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71071531 + ... + 71352719.

It is an arithmetic number, because the mean of its divisors is an integer number (530598781440).

Almost surely, 2^{20024066216625} is an apocalyptic number.

20024066216625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20024066216625 is a deficient number, since it is larger than the sum of its proper divisors (13934255795535).

20024066216625 is a wasteful number, since it uses less digits than its factorization.

20024066216625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284843 (or 284833 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 20024066216625 in words is "twenty trillion, twenty-four billion, sixty-six million, two hundred sixteen thousand, six hundred twenty-five".