116778944513 has 16 divisors (see below), whose sum is σ = 145957645440. Its totient is φ = 90769632000.

The previous prime is 116778944497. The next prime is 116778944519. The reversal of 116778944513 is 315449877611.

It is a cyclic number.

It is not a de Polignac number, because 116778944513 - 2⁴ = 116778944497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116778944519) 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, 1860158 + ... + 1921911.

It is an arithmetic number, because the mean of its divisors is an integer number (9122352840).

Almost surely, 2^116778944513 is an apocalyptic number.

It is an amenable number.

116778944513 is a deficient number, since it is larger than the sum of its proper divisors (29178700927).

116778944513 is a wasteful number, since it uses less digits than its factorization.

116778944513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782488.

The product of its digits is 5080320, while the sum is 56.

The spelling of 116778944513 in words is "one hundred sixteen billion, seven hundred seventy-eight million, nine hundred forty-four thousand, five hundred thirteen".