242452253251320 has 128 divisors (see below), whose sum is σ = 831379879411200. Its totient is φ = 55409990478336.

The previous prime is 242452253251261. The next prime is 242452253251333. The reversal of 242452253251320 is 23152352254242.

It is a super-2 number, since 2×242452253251320² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13891234 + ... + 26035953.

It is an arithmetic number, because the mean of its divisors is an integer number (6495155307900).

Almost surely, 2^{242452253251320} is an apocalyptic number.

242452253251320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242452253251320 is an abundant number, since it is smaller than the sum of its proper divisors (588927626159880).

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

242452253251320 is a wasteful number, since it uses less digits than its factorization.

242452253251320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39934437 (or 39934433 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 242452253251320 in words is "two hundred forty-two trillion, four hundred fifty-two billion, two hundred fifty-three million, two hundred fifty-one thousand, three hundred twenty".