502023642236645 has 16 divisors (see below), whose sum is σ = 604171537102848. Its totient is φ = 400458406870080.

The previous prime is 502023642236639. The next prime is 502023642236651. The reversal of 502023642236645 is 546632246320205.

It is an interprime number because it is at equal distance from previous prime (502023642236639) and next prime (502023642236651).

It is a de Polignac number, because none of the positive numbers 2^k-502023642236645 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 502023642236593 and 502023642236602.

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, 97747109 + ... + 102754778.

It is an arithmetic number, because the mean of its divisors is an integer number (37760721068928).

Almost surely, 2^{502023642236645} is an apocalyptic number.

It is an amenable number.

502023642236645 is a deficient number, since it is larger than the sum of its proper divisors (102147894866203).

502023642236645 is a wasteful number, since it uses less digits than its factorization.

502023642236645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200503340.

The product of its (nonzero) digits is 12441600, while the sum is 50.

The spelling of 502023642236645 in words is "five hundred two trillion, twenty-three billion, six hundred forty-two million, two hundred thirty-six thousand, six hundred forty-five".