117566128040365 has 32 divisors (see below), whose sum is σ = 148011509640960. Its totient is φ = 89523551308800.

The previous prime is 117566128040363. The next prime is 117566128040419. The reversal of 117566128040365 is 563040821665711.

It is not a de Polignac number, because 117566128040365 - 2¹ = 117566128040363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117566128040363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130513842 + ... + 131411548.

It is an arithmetic number, because the mean of its divisors is an integer number (4625359676280).

Almost surely, 2^{117566128040365} is an apocalyptic number.

It is an amenable number.

117566128040365 is a deficient number, since it is larger than the sum of its proper divisors (30445381600595).

117566128040365 is a wasteful number, since it uses less digits than its factorization.

117566128040365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910533.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 117566128040365 in words is "one hundred seventeen trillion, five hundred sixty-six billion, one hundred twenty-eight million, forty thousand, three hundred sixty-five".