252253520000 has 80 divisors (see below), whose sum is σ = 627969571350. Its totient is φ = 100901376000.

The previous prime is 252253519963. The next prime is 252253520021. The reversal of 252253520000 is 25352252.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 10811008576 + 241442511424 = 103976^2 + 491368^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1496585 + ... + 1656584.

Almost surely, 2^252253520000 is an apocalyptic number.

252253520000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252253520000 is an abundant number, since it is smaller than the sum of its proper divisors (375716051350).

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

252253520000 is an frugal number, since it uses more digits than its factorization.

252253520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153203 (or 3153176 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

Adding to 252253520000 its reverse (25352252), we get a palindrome (252278872252).

The spelling of 252253520000 in words is "two hundred fifty-two billion, two hundred fifty-three million, five hundred twenty thousand".