253659471315 has 16 divisors (see below), whose sum is σ = 405879396000. Its totient is φ = 135276970752.

The previous prime is 253659471313. The next prime is 253659471343. The reversal of 253659471315 is 513174956352.

It is not a de Polignac number, because 253659471315 - 2¹ = 253659471313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253659471313) 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, 241090 + ... + 751959.

It is an arithmetic number, because the mean of its divisors is an integer number (25367462250).

Almost surely, 2^253659471315 is an apocalyptic number.

253659471315 is a deficient number, since it is larger than the sum of its proper divisors (152219924685).

253659471315 is a wasteful number, since it uses less digits than its factorization.

253659471315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010086.

The product of its digits is 3402000, while the sum is 51.

The spelling of 253659471315 in words is "two hundred fifty-three billion, six hundred fifty-nine million, four hundred seventy-one thousand, three hundred fifteen".