255117122470 has 16 divisors (see below), whose sum is σ = 524812366368. Its totient is φ = 87468727680.

The previous prime is 255117122453. The next prime is 255117122479. The reversal of 255117122470 is 74221711552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255117122479) 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, 1822265091 + ... + 1822265230.

It is an arithmetic number, because the mean of its divisors is an integer number (32800772898).

Almost surely, 2^255117122470 is an apocalyptic number.

255117122470 is an abundant number, since it is smaller than the sum of its proper divisors (269695243898).

255117122470 is a wasteful number, since it uses less digits than its factorization.

255117122470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3644530335.

The product of its (nonzero) digits is 39200, while the sum is 37.

The spelling of 255117122470 in words is "two hundred fifty-five billion, one hundred seventeen million, one hundred twenty-two thousand, four hundred seventy".