252153301340 has 48 divisors (see below), whose sum is σ = 534865179744. Its totient is φ = 99843936000.

The previous prime is 252153301321. The next prime is 252153301369. The reversal of 252153301340 is 43103351252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16497782 + ... + 16513058.

It is an arithmetic number, because the mean of its divisors is an integer number (11143024578).

Almost surely, 2^252153301340 is an apocalyptic number.

252153301340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252153301340 is an abundant number, since it is smaller than the sum of its proper divisors (282711878404).

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

252153301340 is a wasteful number, since it uses less digits than its factorization.

252153301340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23558 (or 23556 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 252153301340 its reverse (43103351252), we get a palindrome (295256652592).

The spelling of 252153301340 in words is "two hundred fifty-two billion, one hundred fifty-three million, three hundred one thousand, three hundred forty".