32253224520 has 64 divisors (see below), whose sum is σ = 105556011840. Its totient is φ = 7818963200.

The previous prime is 32253224513. The next prime is 32253224539. The reversal of 32253224520 is 2542235223.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 12215811 + ... + 12218450.

It is an arithmetic number, because the mean of its divisors is an integer number (1649312685).

Almost surely, 2^32253224520 is an apocalyptic number.

32253224520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32253224520 is an abundant number, since it is smaller than the sum of its proper divisors (73302787320).

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

32253224520 is a wasteful number, since it uses less digits than its factorization.

32253224520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24434286 (or 24434282 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 32253224520 its reverse (2542235223), we get a palindrome (34795459743).

The spelling of 32253224520 in words is "thirty-two billion, two hundred fifty-three million, two hundred twenty-four thousand, five hundred twenty".