36279823117 has 2 divisors, whose sum is σ = 36279823118. Its totient is φ = 36279823116.

The previous prime is 36279823109. The next prime is 36279823141. The reversal of 36279823117 is 71132897263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21226741636 + 15053081481 = 145694^2 + 122691^2 .

It is a cyclic number.

It is not a de Polignac number, because 36279823117 - 2³ = 36279823109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36279827117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18139911558 + 18139911559.

It is an arithmetic number, because the mean of its divisors is an integer number (18139911559).

Almost surely, 2^36279823117 is an apocalyptic number.

It is an amenable number.

36279823117 is a deficient number, since it is larger than the sum of its proper divisors (1).

36279823117 is an equidigital number, since it uses as much as digits as its factorization.

36279823117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 49.

The spelling of 36279823117 in words is "thirty-six billion, two hundred seventy-nine million, eight hundred twenty-three thousand, one hundred seventeen".