1255530833000 has 64 divisors (see below), whose sum is σ = 2993375146320. Its totient is φ = 492736608000.

The previous prime is 1255530832999. The next prime is 1255530833041. The reversal of 1255530833000 is 3380355521.

It can be written as a sum of positive squares in 8 ways, for example, as 145891913764 + 1109638919236 = 381958^2 + 1053394^2 .

It is a super-2 number, since 2×1255530833000² (a number of 25 digits) contains 22 as substring.

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, 11791631 + ... + 11897630.

Almost surely, 2^{1255530833000} is an apocalyptic number.

1255530833000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1255530833000 is an abundant number, since it is smaller than the sum of its proper divisors (1737844313320).

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

1255530833000 is a wasteful number, since it uses less digits than its factorization.

1255530833000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23689335 (or 23689321 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 1255530833000 in words is "one trillion, two hundred fifty-five billion, five hundred thirty million, eight hundred thirty-three thousand".