5311620800 has 42 divisors (see below), whose sum is σ = 13069910868. Its totient is φ = 2124647680.

The previous prime is 5311620793. The next prime is 5311620857. The reversal of 5311620800 is 80261135.

It is a self number, because there is not a number n which added to its sum of digits gives 5311620800.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1658282 + ... + 1661481.

It is an arithmetic number, because the mean of its divisors is an integer number (311188354).

Almost surely, 2^5311620800 is an apocalyptic number.

5311620800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5311620800 is an abundant number, since it is smaller than the sum of its proper divisors (7758290068).

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

5311620800 is a wasteful number, since it uses less digits than its factorization.

5311620800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319785 (or 3319770 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 5311620800 is about 72880.8671737652. The cubic root of 5311620800 is about 1744.7867490900.

Adding to 5311620800 its reverse (80261135), we get a palindrome (5391881935).

The spelling of 5311620800 in words is "five billion, three hundred eleven million, six hundred twenty thousand, eight hundred".