255117826030 has 32 divisors (see below), whose sum is σ = 466405280640. Its totient is φ = 100456312320.

The previous prime is 255117825979. The next prime is 255117826069. The reversal of 255117826030 is 30628711552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212901 + ... + 745360.

It is an arithmetic number, because the mean of its divisors is an integer number (14575165020).

Almost surely, 2^255117826030 is an apocalyptic number.

255117826030 is a deficient number, since it is larger than the sum of its proper divisors (211287454610).

255117826030 is a wasteful number, since it uses less digits than its factorization.

255117826030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958684.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 255117826030 in words is "two hundred fifty-five billion, one hundred seventeen million, eight hundred twenty-six thousand, thirty".