253000550280 has 64 divisors (see below), whose sum is σ = 771866107200. Its totient is φ = 66323306240.

The previous prime is 253000550239. The next prime is 253000550311. The reversal of 253000550280 is 82055000352.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17860191 + ... + 17874350.

It is an arithmetic number, because the mean of its divisors is an integer number (12060407925).

Almost surely, 2^253000550280 is an apocalyptic number.

253000550280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253000550280 is an abundant number, since it is smaller than the sum of its proper divisors (518865556920).

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

253000550280 is a wasteful number, since it uses less digits than its factorization.

253000550280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35734614 (or 35734610 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 253000550280 in words is "two hundred fifty-three billion, five hundred fifty thousand, two hundred eighty".