253412530210540 has 24 divisors (see below), whose sum is σ = 532252662283440. Its totient is φ = 101348564685888.

The previous prime is 253412530210531. The next prime is 253412530210549. The reversal of 253412530210540 is 45012035214352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (253412530210531) and next prime (253412530210549).

It is a self number, because there is not a number n which added to its sum of digits gives 253412530210540.

It is not an unprimeable number, because it can be changed into a prime (253412530210549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027836055 + ... + 1028082574.

It is an arithmetic number, because the mean of its divisors is an integer number (22177194261810).

Almost surely, 2^{253412530210540} is an apocalyptic number.

253412530210540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253412530210540 is an abundant number, since it is smaller than the sum of its proper divisors (278840132072900).

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

253412530210540 is a wasteful number, since it uses less digits than its factorization.

253412530210540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055924801 (or 2055924799 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 253412530210540 its reverse (45012035214352), we get a palindrome (298424565424892).

The spelling of 253412530210540 in words is "two hundred fifty-three trillion, four hundred twelve billion, five hundred thirty million, two hundred ten thousand, five hundred forty".