255889555451 has 2 divisors, whose sum is σ = 255889555452. Its totient is φ = 255889555450.

The previous prime is 255889555423. The next prime is 255889555457. The reversal of 255889555451 is 154555988552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255889555451 - 2⁶ = 255889555387 is a prime.

It is not a weakly prime, because it can be changed into another prime (255889555457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127944777725 + 127944777726.

It is an arithmetic number, because the mean of its divisors is an integer number (127944777726).

Almost surely, 2^255889555451 is an apocalyptic number.

255889555451 is a deficient number, since it is larger than the sum of its proper divisors (1).

255889555451 is an equidigital number, since it uses as much as digits as its factorization.

255889555451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000000, while the sum is 62.

The spelling of 255889555451 in words is "two hundred fifty-five billion, eight hundred eighty-nine million, five hundred fifty-five thousand, four hundred fifty-one".