255267572720 has 40 divisors (see below), whose sum is σ = 593541701376. Its totient is φ = 102099356928.

The previous prime is 255267572701. The next prime is 255267572723. The reversal of 255267572720 is 27275762552.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255267572723) 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, 1018634 + ... + 1244246.

Almost surely, 2^255267572720 is an apocalyptic number.

255267572720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255267572720 is an abundant number, since it is smaller than the sum of its proper divisors (338274128656).

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

255267572720 is a wasteful number, since it uses less digits than its factorization.

255267572720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239769 (or 239763 counting only the distinct ones).

The product of its (nonzero) digits is 4116000, while the sum is 50.

The spelling of 255267572720 in words is "two hundred fifty-five billion, two hundred sixty-seven million, five hundred seventy-two thousand, seven hundred twenty".