116722777845 has 16 divisors (see below), whose sum is σ = 186836345280. Its totient is φ = 62225514624.

The previous prime is 116722777841. The next prime is 116722777939. The reversal of 116722777845 is 548777227611.

It is not a de Polignac number, because 116722777845 - 2² = 116722777841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116722777841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628344 + ... + 1698513.

It is an arithmetic number, because the mean of its divisors is an integer number (11677271580).

Almost surely, 2^116722777845 is an apocalyptic number.

116722777845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116722777845 is a deficient number, since it is larger than the sum of its proper divisors (70113567435).

116722777845 is a wasteful number, since it uses less digits than its factorization.

116722777845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329204.

The product of its digits is 9219840, while the sum is 57.

The spelling of 116722777845 in words is "one hundred sixteen billion, seven hundred twenty-two million, seven hundred seventy-seven thousand, eight hundred forty-five".