25213315300 has 36 divisors (see below), whose sum is σ = 57091720896. Its totient is φ = 9646832800.

The previous prime is 25213315291. The next prime is 25213315301. The reversal of 25213315300 is 351331252.

It is a super-2 number, since 2×25213315300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (25213315301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5478856 + ... + 5483455.

It is an arithmetic number, because the mean of its divisors is an integer number (1585881136).

Almost surely, 2^25213315300 is an apocalyptic number.

25213315300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25213315300 is an abundant number, since it is smaller than the sum of its proper divisors (31878405596).

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

25213315300 is a wasteful number, since it uses less digits than its factorization.

25213315300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10962348 (or 10962341 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 25213315300 its reverse (351331252), we get a palindrome (25564646552).

The spelling of 25213315300 in words is "twenty-five billion, two hundred thirteen million, three hundred fifteen thousand, three hundred".