253440301055 has 16 divisors (see below), whose sum is σ = 308438259264. Its totient is φ = 199879464960.

The previous prime is 253440301043. The next prime is 253440301109. The reversal of 253440301055 is 550103044352.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-253440301055 is a prime.

It is a super-2 number, since 2×253440301055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5562527 + ... + 5607903.

It is an arithmetic number, because the mean of its divisors is an integer number (19277391204).

Almost surely, 2^253440301055 is an apocalyptic number.

253440301055 is a deficient number, since it is larger than the sum of its proper divisors (54997958209).

253440301055 is a wasteful number, since it uses less digits than its factorization.

253440301055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61186.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 253440301055 in words is "two hundred fifty-three billion, four hundred forty million, three hundred one thousand, fifty-five".