258227255441402 has 16 divisors (see below), whose sum is σ = 417164277684840. Its totient is φ = 119173826783232.

The previous prime is 258227255441383. The next prime is 258227255441429. The reversal of 258227255441402 is 204144552722852.

It is a Cunningham number, because it is equal to 16069451²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 258227255441401 + 1 = 16069451^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332246903 + ... + 333023210.

Almost surely, 2^{258227255441402} is an apocalyptic number.

258227255441402 is a deficient number, since it is larger than the sum of its proper divisors (158937022243438).

258227255441402 is a wasteful number, since it uses less digits than its factorization.

258227255441402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665285057.

The product of its (nonzero) digits is 14336000, while the sum is 53.

The spelling of 258227255441402 in words is "two hundred fifty-eight trillion, two hundred twenty-seven billion, two hundred fifty-five million, four hundred forty-one thousand, four hundred two".