116091151669 has 4 divisors (see below), whose sum is σ = 120094294860. Its totient is φ = 112088008480.

The previous prime is 116091151661. The next prime is 116091151703. The reversal of 116091151669 is 966151190611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 966151190611 = 109547 ⋅8819513.

It can be written as a sum of positive squares in 2 ways, for example, as 67200192900 + 48890958769 = 259230^2 + 221113^2 .

It is a cyclic number.

It is not a de Polignac number, because 116091151669 - 2³ = 116091151661 is a prime.

It is a super-2 number, since 2×116091151669² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116091151661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2001571552 + ... + 2001571609.

It is an arithmetic number, because the mean of its divisors is an integer number (30023573715).

Almost surely, 2^116091151669 is an apocalyptic number.

It is an amenable number.

116091151669 is a deficient number, since it is larger than the sum of its proper divisors (4003143191).

116091151669 is an equidigital number, since it uses as much as digits as its factorization.

116091151669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003143190.

The product of its (nonzero) digits is 87480, while the sum is 46.

The spelling of 116091151669 in words is "one hundred sixteen billion, ninety-one million, one hundred fifty-one thousand, six hundred sixty-nine".