5213564440 has 64 divisors (see below), whose sum is σ = 13414766400. Its totient is φ = 1786380288.

The previous prime is 5213564431. The next prime is 5213564519. The reversal of 5213564440 is 444653125.

It is a junction number, because it is equal to n+sod(n) for n = 5213564396 and 5213564405.

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, 523992 + ... + 533848.

It is an arithmetic number, because the mean of its divisors is an integer number (209605725).

Almost surely, 2^5213564440 is an apocalyptic number.

It is an amenable number.

5213564440 is an abundant number, since it is smaller than the sum of its proper divisors (8201201960).

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

5213564440 is a wasteful number, since it uses less digits than its factorization.

5213564440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11764 (or 11760 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 5213564440 is about 72205.0167232167. The cubic root of 5213564440 is about 1733.9833191822.

The spelling of 5213564440 in words is "five billion, two hundred thirteen million, five hundred sixty-four thousand, four hundred forty".