255415013919 has 12 divisors (see below), whose sum is σ = 397312244056. Its totient is φ = 157178470032.

The previous prime is 255415013899. The next prime is 255415013939. The reversal of 255415013919 is 919310514552.

255415013919 is a `hidden beast` number, since 2 + 5 + 54 + 1 + 501 + 3 + 91 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (255415013899) and next prime (255415013939).

It is not a de Polignac number, because 255415013919 - 2²⁰ = 255413965343 is a prime.

It is a super-2 number, since 2×255415013919² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255415013939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1091517037 + ... + 1091517270.

Almost surely, 2^255415013919 is an apocalyptic number.

255415013919 is a deficient number, since it is larger than the sum of its proper divisors (141897230137).

255415013919 is a wasteful number, since it uses less digits than its factorization.

255415013919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183034326 (or 2183034323 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 45.

The spelling of 255415013919 in words is "two hundred fifty-five billion, four hundred fifteen million, thirteen thousand, nine hundred nineteen".