13620552363 has 48 divisors (see below), whose sum is σ = 22632255360. Its totient is φ = 7806585600.

The previous prime is 13620552359. The next prime is 13620552377. The reversal of 13620552363 is 36325502631.

13620552363 is a `hidden beast` number, since 1 + 3 + 620 + 5 + 5 + 23 + 6 + 3 = 666.

It is not a de Polignac number, because 13620552363 - 2² = 13620552359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13620552343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1109328 + ... + 1121538.

It is an arithmetic number, because the mean of its divisors is an integer number (471505320).

Almost surely, 2^13620552363 is an apocalyptic number.

13620552363 is a deficient number, since it is larger than the sum of its proper divisors (9011702997).

13620552363 is a wasteful number, since it uses less digits than its factorization.

13620552363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12840 (or 12837 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 13620552363 in words is "thirteen billion, six hundred twenty million, five hundred fifty-two thousand, three hundred sixty-three".