259275474878 has 12 divisors (see below), whose sum is σ = 452409247152. Its totient is φ = 111118060620.

The previous prime is 259275474863. The next prime is 259275474883. The reversal of 259275474878 is 878474572952.

It is a happy number.

It is a super-2 number, since 2×259275474878² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1322833958 + ... + 1322834153.

It is an arithmetic number, because the mean of its divisors is an integer number (37700770596).

Almost surely, 2^259275474878 is an apocalyptic number.

259275474878 is a deficient number, since it is larger than the sum of its proper divisors (193133772274).

259275474878 is a wasteful number, since it uses less digits than its factorization.

259275474878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645668127 (or 2645668120 counting only the distinct ones).

The product of its digits is 316108800, while the sum is 68.

The spelling of 259275474878 in words is "two hundred fifty-nine billion, two hundred seventy-five million, four hundred seventy-four thousand, eight hundred seventy-eight".