116666134431453 has 6 divisors (see below), whose sum is σ = 168517749734334. Its totient is φ = 77777422954296.

The previous prime is 116666134431449. The next prime is 116666134431467. The reversal of 116666134431453 is 354134431666611.

It can be written as a sum of positive squares in only one way, i.e., 116665338175929 + 796255524 = 10801173^2 + 28218^2 .

It is not a de Polignac number, because 116666134431453 - 2² = 116666134431449 is a prime.

It is a super-2 number, since 2×116666134431453² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116666134431453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116666134431953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6481451912850 + ... + 6481451912867.

It is an arithmetic number, because the mean of its divisors is an integer number (28086291622389).

Almost surely, 2^{116666134431453} is an apocalyptic number.

It is an amenable number.

116666134431453 is a deficient number, since it is larger than the sum of its proper divisors (51851615302881).

116666134431453 is a wasteful number, since it uses less digits than its factorization.

116666134431453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12962903825723 (or 12962903825720 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 54.

The spelling of 116666134431453 in words is "one hundred sixteen trillion, six hundred sixty-six billion, one hundred thirty-four million, four hundred thirty-one thousand, four hundred fifty-three".