115252425405 has 24 divisors (see below), whose sum is σ = 215137861848. Its totient is φ = 56739655296.

The previous prime is 115252425383. The next prime is 115252425427. The reversal of 115252425405 is 504524252511.

115252425405 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 5 + 242 + 5 + 405 = 666.

It is an interprime number because it is at equal distance from previous prime (115252425383) and next prime (115252425427).

It can be written as a sum of positive squares in 4 ways, for example, as 23483417049 + 91769008356 = 153243^2 + 302934^2 .

It is not a de Polignac number, because 115252425405 - 2⁶ = 115252425341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115252425405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98505762 + ... + 98506931.

It is an arithmetic number, because the mean of its divisors is an integer number (8964077577).

Almost surely, 2^115252425405 is an apocalyptic number.

115252425405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115252425405 is a deficient number, since it is larger than the sum of its proper divisors (99885436443).

115252425405 is a wasteful number, since it uses less digits than its factorization.

115252425405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197012717 (or 197012714 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

Adding to 115252425405 its reverse (504524252511), we get a palindrome (619776677916).

The spelling of 115252425405 in words is "one hundred fifteen billion, two hundred fifty-two million, four hundred twenty-five thousand, four hundred five".