253342565016240 has 160 divisors (see below), whose sum is σ = 897792551456256. Its totient is φ = 57891643914240.

The previous prime is 253342565016199. The next prime is 253342565016269. The reversal of 253342565016240 is 42610565243352.

It is a super-2 number, since 2×253342565016240² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 253342565016240.

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, 13437301 + ... + 26215380.

Almost surely, 2^{253342565016240} is an apocalyptic number.

253342565016240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253342565016240 is an abundant number, since it is smaller than the sum of its proper divisors (644449986440016).

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

253342565016240 is a wasteful number, since it uses less digits than its factorization.

253342565016240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39656507 (or 39656501 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 253342565016240 in words is "two hundred fifty-three trillion, three hundred forty-two billion, five hundred sixty-five million, sixteen thousand, two hundred forty".