253611729039 has 16 divisors (see below), whose sum is σ = 345306955392. Its totient is φ = 165509898528.

The previous prime is 253611728969. The next prime is 253611729047. The reversal of 253611729039 is 930927116352.

It is not a de Polignac number, because 253611729039 - 2¹⁵ = 253611696271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253611729439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1729837 + ... + 1870710.

It is an arithmetic number, because the mean of its divisors is an integer number (21581684712).

Almost surely, 2^253611729039 is an apocalyptic number.

253611729039 is a deficient number, since it is larger than the sum of its proper divisors (91695226353).

253611729039 is a wasteful number, since it uses less digits than its factorization.

253611729039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601046.

The product of its (nonzero) digits is 612360, while the sum is 48.

The spelling of 253611729039 in words is "two hundred fifty-three billion, six hundred eleven million, seven hundred twenty-nine thousand, thirty-nine".