255540502454 has 32 divisors (see below), whose sum is σ = 409417708896. Its totient is φ = 119202324480.

The previous prime is 255540502447. The next prime is 255540502487. The reversal of 255540502454 is 454205045552.

It is a congruent number.

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, 3178982 + ... + 3258374.

It is an arithmetic number, because the mean of its divisors is an integer number (12794303403).

Almost surely, 2^255540502454 is an apocalyptic number.

255540502454 is a deficient number, since it is larger than the sum of its proper divisors (153877206442).

255540502454 is a wasteful number, since it uses less digits than its factorization.

255540502454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80240.

The product of its (nonzero) digits is 800000, while the sum is 41.

The spelling of 255540502454 in words is "two hundred fifty-five billion, five hundred forty million, five hundred two thousand, four hundred fifty-four".