116510506605 has 24 divisors (see below), whose sum is σ = 205262230680. Its totient is φ = 61120264320.

The previous prime is 116510506583. The next prime is 116510506627. The reversal of 116510506605 is 506605015611.

It is an interprime number because it is at equal distance from previous prime (116510506583) and next prime (116510506627).

It can be written as a sum of positive squares in 4 ways, for example, as 12616456329 + 103894050276 = 112323^2 + 322326^2 .

It is not a de Polignac number, because 116510506605 - 2¹³ = 116510498413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116510506605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21219570 + ... + 21225059.

It is an arithmetic number, because the mean of its divisors is an integer number (8552592945).

Almost surely, 2^116510506605 is an apocalyptic number.

116510506605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116510506605 is a deficient number, since it is larger than the sum of its proper divisors (88751724075).

116510506605 is a wasteful number, since it uses less digits than its factorization.

116510506605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42444701 (or 42444698 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 116510506605 in words is "one hundred sixteen billion, five hundred ten million, five hundred six thousand, six hundred five".