5638306038365 has 96 divisors (see below), whose sum is σ = 9177381507840. Its totient is φ = 3235847408640.

The previous prime is 5638306038359. The next prime is 5638306038367.

5638306038365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5638306038365 - 2²⁰ = 5638304989789 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5638306038365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5638306038367) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20730737 + ... + 21000953.

It is an arithmetic number, because the mean of its divisors is an integer number (95597724040).

Almost surely, 2^{5638306038365} is an apocalyptic number.

5638306038365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5638306038365 is a deficient number, since it is larger than the sum of its proper divisors (3539075469475).

5638306038365 is a wasteful number, since it uses less digits than its factorization.

5638306038365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270643 (or 270632 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 56.

The spelling of 5638306038365 in words is "five trillion, six hundred thirty-eight billion, three hundred six million, thirty-eight thousand, three hundred sixty-five".