5645630023544 has 48 divisors (see below), whose sum is σ = 12314041822080. Its totient is φ = 2419510248960.

The previous prime is 5645630023543. The next prime is 5645630023669. The reversal of 5645630023544 is 4453200365465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645630023543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28425704 + ... + 28623624.

It is an arithmetic number, because the mean of its divisors is an integer number (256542537960).

Almost surely, 2^{5645630023544} is an apocalyptic number.

It is an amenable number.

5645630023544 is an abundant number, since it is smaller than the sum of its proper divisors (6668411798536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5645630023544 is a wasteful number, since it uses less digits than its factorization.

5645630023544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270708 (or 270697 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 47.

The spelling of 5645630023544 in words is "five trillion, six hundred forty-five billion, six hundred thirty million, twenty-three thousand, five hundred forty-four".