36618906277 has 2 divisors, whose sum is σ = 36618906278. Its totient is φ = 36618906276.

The previous prime is 36618906239. The next prime is 36618906323. The reversal of 36618906277 is 77260981663.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33464848356 + 3154057921 = 182934^2 + 56161^2 .

It is a cyclic number.

It is not a de Polignac number, because 36618906277 - 2¹¹ = 36618904229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36618906377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18309453138 + 18309453139.

It is an arithmetic number, because the mean of its divisors is an integer number (18309453139).

Almost surely, 2^36618906277 is an apocalyptic number.

It is an amenable number.

36618906277 is a deficient number, since it is larger than the sum of its proper divisors (1).

36618906277 is an equidigital number, since it uses as much as digits as its factorization.

36618906277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 36618906277 in words is "thirty-six billion, six hundred eighteen million, nine hundred six thousand, two hundred seventy-seven".