253584687040 has 56 divisors (see below), whose sum is σ = 604018240272. Its totient is φ = 101405368320.

The previous prime is 253584687017. The next prime is 253584687089. The reversal of 253584687040 is 40786485352.

It is a congruent 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, 1047895 + ... + 1266985.

Almost surely, 2^253584687040 is an apocalyptic number.

253584687040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253584687040 is an abundant number, since it is smaller than the sum of its proper divisors (350433553232).

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

253584687040 is a wasteful number, since it uses less digits than its factorization.

253584687040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222725 (or 222715 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 253584687040 in words is "two hundred fifty-three billion, five hundred eighty-four million, six hundred eighty-seven thousand, forty".