2521632365 has 24 divisors (see below), whose sum is σ = 3541128192. Its totient is φ = 1718737440.

The previous prime is 2521632361. The next prime is 2521632401. The reversal of 2521632365 is 5632361252.

2521632365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2521632365 - 2² = 2521632361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521632361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10100 + ... + 71730.

It is an arithmetic number, because the mean of its divisors is an integer number (147547008).

Almost surely, 2^2521632365 is an apocalyptic number.

It is an amenable number.

2521632365 is a deficient number, since it is larger than the sum of its proper divisors (1019495827).

2521632365 is a wasteful number, since it uses less digits than its factorization.

2521632365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61817 (or 61810 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 2521632365 is about 50215.8577045140. The cubic root of 2521632365 is about 1361.1121894474.

The spelling of 2521632365 in words is "two billion, five hundred twenty-one million, six hundred thirty-two thousand, three hundred sixty-five".