115185325915 has 16 divisors (see below), whose sum is σ = 150911444736. Its totient is φ = 83702600800.

The previous prime is 115185325903. The next prime is 115185325949. The reversal of 115185325915 is 519523581511.

It is a happy number.

It is not a de Polignac number, because 115185325915 - 2¹¹ = 115185323867 is a prime.

It is a super-2 number, since 2×115185325915² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788941 + ... + 923470.

It is an arithmetic number, because the mean of its divisors is an integer number (9431965296).

Almost surely, 2^115185325915 is an apocalyptic number.

115185325915 is a deficient number, since it is larger than the sum of its proper divisors (35726118821).

115185325915 is a wasteful number, since it uses less digits than its factorization.

115185325915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713650.

The product of its digits is 270000, while the sum is 46.

The spelling of 115185325915 in words is "one hundred fifteen billion, one hundred eighty-five million, three hundred twenty-five thousand, nine hundred fifteen".