253255445999 has 2 divisors, whose sum is σ = 253255446000. Its totient is φ = 253255445998.

The previous prime is 253255445987. The next prime is 253255446013. The reversal of 253255445999 is 999544552352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253255445999 - 2²⁴ = 253238668783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253255445969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126627722999 + 126627723000.

It is an arithmetic number, because the mean of its divisors is an integer number (126627723000).

Almost surely, 2^253255445999 is an apocalyptic number.

253255445999 is a deficient number, since it is larger than the sum of its proper divisors (1).

253255445999 is an equidigital number, since it uses as much as digits as its factorization.

253255445999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480000, while the sum is 62.

The spelling of 253255445999 in words is "two hundred fifty-three billion, two hundred fifty-five million, four hundred forty-five thousand, nine hundred ninety-nine".