116431313065 has 16 divisors (see below), whose sum is σ = 146830799808. Its totient is φ = 88519991616.

The previous prime is 116431313059. The next prime is 116431313071. The reversal of 116431313065 is 560313134611.

It is an interprime number because it is at equal distance from previous prime (116431313059) and next prime (116431313071).

It is a cyclic number.

It is not a de Polignac number, because 116431313065 - 2²⁷ = 116297095337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116431313065.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7310167 + ... + 7326076.

It is an arithmetic number, because the mean of its divisors is an integer number (9176924988).

Almost surely, 2^116431313065 is an apocalyptic number.

It is an amenable number.

116431313065 is a deficient number, since it is larger than the sum of its proper divisors (30399486743).

116431313065 is a wasteful number, since it uses less digits than its factorization.

116431313065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14636328.

The product of its (nonzero) digits is 19440, while the sum is 34.

Adding to 116431313065 its reverse (560313134611), we get a palindrome (676744447676).

The spelling of 116431313065 in words is "one hundred sixteen billion, four hundred thirty-one million, three hundred thirteen thousand, sixty-five".