253650831816140 has 24 divisors (see below), whose sum is σ = 581090996524752. Its totient is φ = 92236666114880.

The previous prime is 253650831816127. The next prime is 253650831816167. The reversal of 253650831816140 is 41618138056352.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576479162999 + ... + 576479163438.

It is an arithmetic number, because the mean of its divisors is an integer number (24212124855198).

Almost surely, 2^{253650831816140} is an apocalyptic number.

253650831816140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253650831816140 is an abundant number, since it is smaller than the sum of its proper divisors (327440164708612).

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

253650831816140 is a wasteful number, since it uses less digits than its factorization.

253650831816140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152958326457 (or 1152958326455 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 53.

The spelling of 253650831816140 in words is "two hundred fifty-three trillion, six hundred fifty billion, eight hundred thirty-one million, eight hundred sixteen thousand, one hundred forty".