5213578436 has 12 divisors (see below), whose sum is σ = 9953195280. Its totient is φ = 2369808360.

The previous prime is 5213578427. The next prime is 5213578441. The reversal of 5213578436 is 6348753125.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 118490419 = 5213578436 / (5 + 2 + 1 + 3 + 5 + 7 + 8 + 4 + 3 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59245166 + ... + 59245253.

It is an arithmetic number, because the mean of its divisors is an integer number (829432940).

Almost surely, 2^5213578436 is an apocalyptic number.

It is an amenable number.

5213578436 is a deficient number, since it is larger than the sum of its proper divisors (4739616844).

5213578436 is a wasteful number, since it uses less digits than its factorization.

5213578436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118490434 (or 118490432 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 5213578436 is about 72205.1136416251. The cubic root of 5213578436 is about 1733.9848708275.

The spelling of 5213578436 in words is "five billion, two hundred thirteen million, five hundred seventy-eight thousand, four hundred thirty-six".