116577227497 has 4 divisors (see below), whose sum is σ = 116579014020. Its totient is φ = 116575440976.

The previous prime is 116577227489. The next prime is 116577227539. The reversal of 116577227497 is 794722775611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 60609023721 + 55968203776 = 246189^2 + 236576^2 .

It is a cyclic number.

It is not a de Polignac number, because 116577227497 - 2³ = 116577227489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116577257497) 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, 791518 + ... + 927175.

It is an arithmetic number, because the mean of its divisors is an integer number (29144753505).

Almost surely, 2^116577227497 is an apocalyptic number.

It is an amenable number.

116577227497 is a deficient number, since it is larger than the sum of its proper divisors (1786523).

116577227497 is an equidigital number, since it uses as much as digits as its factorization.

116577227497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786522.

The product of its digits is 10372320, while the sum is 58.

The spelling of 116577227497 in words is "one hundred sixteen billion, five hundred seventy-seven million, two hundred twenty-seven thousand, four hundred ninety-seven".