259947605097 has 12 divisors (see below), whose sum is σ = 375825315840. Its totient is φ = 173138968728.

The previous prime is 259947605087. The next prime is 259947605111. The reversal of 259947605097 is 790506749952.

259947605097 is a `hidden beast` number, since 2 + 59 + 9 + 4 + 76 + 0 + 509 + 7 = 666.

It is not a de Polignac number, because 259947605097 - 2⁶ = 259947605033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (259947605077) 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, 13275897 + ... + 13295462.

It is an arithmetic number, because the mean of its divisors is an integer number (31318776320).

Almost surely, 2^259947605097 is an apocalyptic number.

It is an amenable number.

259947605097 is a deficient number, since it is larger than the sum of its proper divisors (115877710743).

259947605097 is a wasteful number, since it uses less digits than its factorization.

259947605097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26572452 (or 26572449 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 63.

The spelling of 259947605097 in words is "two hundred fifty-nine billion, nine hundred forty-seven million, six hundred five thousand, ninety-seven".