115440513770 has 32 divisors (see below), whose sum is σ = 208185610752. Its totient is φ = 46089032832.

The previous prime is 115440513751. The next prime is 115440513911. The reversal of 115440513770 is 77315044511.

It is a happy number.

It is a super-2 number, since 2×115440513770² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12677039 + ... + 12686141.

It is an arithmetic number, because the mean of its divisors is an integer number (6505800336).

Almost surely, 2^115440513770 is an apocalyptic number.

115440513770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115440513770 is a deficient number, since it is larger than the sum of its proper divisors (92745096982).

115440513770 is a wasteful number, since it uses less digits than its factorization.

115440513770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366.

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 115440513770 in words is "one hundred fifteen billion, four hundred forty million, five hundred thirteen thousand, seven hundred seventy".