253000500280 has 32 divisors (see below), whose sum is σ = 621001229040. Its totient is φ = 92000181760.

The previous prime is 253000500271. The next prime is 253000500301. The reversal of 253000500280 is 82005000352.

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, 287500129 + ... + 287501008.

Almost surely, 2^253000500280 is an apocalyptic number.

253000500280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253000500280 is an abundant number, since it is smaller than the sum of its proper divisors (368000728760).

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

253000500280 is a wasteful number, since it uses less digits than its factorization.

253000500280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575001159 (or 575001155 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 253000500280 in words is "two hundred fifty-three billion, five hundred thousand, two hundred eighty".