115012613649 has 16 divisors (see below), whose sum is σ = 155089681344. Its totient is φ = 75807480000.

The previous prime is 115012613633. The next prime is 115012613669. The reversal of 115012613649 is 946316210511.

It is not a de Polignac number, because 115012613649 - 2⁴ = 115012613633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115012613609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58339 + ... + 483144.

It is an arithmetic number, because the mean of its divisors is an integer number (9693105084).

Almost surely, 2^115012613649 is an apocalyptic number.

It is an amenable number.

115012613649 is a deficient number, since it is larger than the sum of its proper divisors (40077067695).

115012613649 is a wasteful number, since it uses less digits than its factorization.

115012613649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542288.

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 115012613649 in words is "one hundred fifteen billion, twelve million, six hundred thirteen thousand, six hundred forty-nine".