253402513255411 has 4 divisors (see below), whose sum is σ = 272895014275072. Its totient is φ = 233910012235752.

The previous prime is 253402513255399. The next prime is 253402513255421. The reversal of 253402513255411 is 114552315204352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253402513255411 - 2⁵ = 253402513255379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253402513255421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9746250509811 + ... + 9746250509836.

It is an arithmetic number, because the mean of its divisors is an integer number (68223753568768).

Almost surely, 2^{253402513255411} is an apocalyptic number.

253402513255411 is a deficient number, since it is larger than the sum of its proper divisors (19492501019661).

253402513255411 is a wasteful number, since it uses less digits than its factorization.

253402513255411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19492501019660.

The product of its (nonzero) digits is 720000, while the sum is 43.

Adding to 253402513255411 its reverse (114552315204352), we get a palindrome (367954828459763).

The spelling of 253402513255411 in words is "two hundred fifty-three trillion, four hundred two billion, five hundred thirteen million, two hundred fifty-five thousand, four hundred eleven".