255101330540 has 96 divisors (see below), whose sum is σ = 648784080000. Its totient is φ = 82251546624.

The previous prime is 255101330527. The next prime is 255101330563. The reversal of 255101330540 is 45033101552.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2929712 + ... + 3015528.

It is an arithmetic number, because the mean of its divisors is an integer number (6758167500).

Almost surely, 2^255101330540 is an apocalyptic number.

255101330540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255101330540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324392040000).

255101330540 is an abundant number, since it is smaller than the sum of its proper divisors (393682749460).

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

255101330540 is a wasteful number, since it uses less digits than its factorization.

255101330540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87099 (or 87097 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 255101330540 in words is "two hundred fifty-five billion, one hundred one million, three hundred thirty thousand, five hundred forty".