20126324242365 has 64 divisors (see below), whose sum is σ = 36881847797760. Its totient is φ = 9276683708160.

The previous prime is 20126324242363. The next prime is 20126324242393. The reversal of 20126324242365 is 56324242362102.

It is not a de Polignac number, because 20126324242365 - 2¹ = 20126324242363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20126324242363) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15649450 + ... + 16886619.

It is an arithmetic number, because the mean of its divisors is an integer number (576278871840).

Almost surely, 2^{20126324242365} is an apocalyptic number.

It is an amenable number.

20126324242365 is a deficient number, since it is larger than the sum of its proper divisors (16755523555395).

20126324242365 is a wasteful number, since it uses less digits than its factorization.

20126324242365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32536274.

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 20126324242365 in words is "twenty trillion, one hundred twenty-six billion, three hundred twenty-four million, two hundred forty-two thousand, three hundred sixty-five".