253402351319 has 16 divisors (see below), whose sum is σ = 274022935200. Its totient is φ = 232943370240.

The previous prime is 253402351297. The next prime is 253402351331. The reversal of 253402351319 is 913153204352.

It is a cyclic number.

It is not a de Polignac number, because 253402351319 - 2¹² = 253402347223 is a prime.

It is a super-2 number, since 2×253402351319² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253402351919) 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, 21038939 + ... + 21050979.

It is an arithmetic number, because the mean of its divisors is an integer number (17126433450).

Almost surely, 2^253402351319 is an apocalyptic number.

253402351319 is a deficient number, since it is larger than the sum of its proper divisors (20620583881).

253402351319 is a wasteful number, since it uses less digits than its factorization.

253402351319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18610.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 253402351319 in words is "two hundred fifty-three billion, four hundred two million, three hundred fifty-one thousand, three hundred nineteen".