115820772115786 has 16 divisors (see below), whose sum is σ = 177503708464128. Its totient is φ = 56662810138800.

The previous prime is 115820772115781. The next prime is 115820772115787. The reversal of 115820772115786 is 687511277028511.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is not an unprimeable number, because it can be changed into a prime (115820772115781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485187670 + ... + 2485234273.

It is an arithmetic number, because the mean of its divisors is an integer number (11093981779008).

Almost surely, 2^{115820772115786} is an apocalyptic number.

115820772115786 is a deficient number, since it is larger than the sum of its proper divisors (61682936348342).

115820772115786 is a wasteful number, since it uses less digits than its factorization.

115820772115786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4970422197.

The product of its (nonzero) digits is 13171200, while the sum is 61.

The spelling of 115820772115786 in words is "one hundred fifteen trillion, eight hundred twenty billion, seven hundred seventy-two million, one hundred fifteen thousand, seven hundred eighty-six".