253073565240 has 64 divisors (see below), whose sum is σ = 759262377600. Its totient is φ = 67482579072.

The previous prime is 253073565223. The next prime is 253073565257. The reversal of 253073565240 is 42565370352.

253073565240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (253073565223) and next prime (253073565257).

It is a junction number, because it is equal to n+sod(n) for n = 253073565192 and 253073565201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2670591 + ... + 2763729.

It is an arithmetic number, because the mean of its divisors is an integer number (11863474650).

Almost surely, 2^253073565240 is an apocalyptic number.

253073565240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253073565240 is an abundant number, since it is smaller than the sum of its proper divisors (506188812360).

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

253073565240 is a wasteful number, since it uses less digits than its factorization.

253073565240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115796 (or 115792 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 42.

The spelling of 253073565240 in words is "two hundred fifty-three billion, seventy-three million, five hundred sixty-five thousand, two hundred forty".