20024137650165 has 16 divisors (see below), whose sum is σ = 34951222080576. Its totient is φ = 9708672800000.

The previous prime is 20024137650151. The next prime is 20024137650197. The reversal of 20024137650165 is 56105673142002.

It is not a de Polignac number, because 20024137650165 - 2⁴ = 20024137650149 is a prime.

It is a congruent number.

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, 60679204836 + ... + 60679205165.

It is an arithmetic number, because the mean of its divisors is an integer number (2184451380036).

Almost surely, 2^{20024137650165} is an apocalyptic number.

It is an amenable number.

20024137650165 is a deficient number, since it is larger than the sum of its proper divisors (14927084430411).

20024137650165 is a wasteful number, since it uses less digits than its factorization.

20024137650165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121358410020.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 20024137650165 in words is "twenty trillion, twenty-four billion, one hundred thirty-seven million, six hundred fifty thousand, one hundred sixty-five".