36615636331 has 2 divisors, whose sum is σ = 36615636332. Its totient is φ = 36615636330.

The previous prime is 36615636287. The next prime is 36615636359. The reversal of 36615636331 is 13363651663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36615636331 - 2⁷ = 36615636203 is a prime.

It is a super-2 number, since 2×36615636331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36615636131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18307818165 + 18307818166.

It is an arithmetic number, because the mean of its divisors is an integer number (18307818166).

Almost surely, 2^36615636331 is an apocalyptic number.

36615636331 is a deficient number, since it is larger than the sum of its proper divisors (1).

36615636331 is an equidigital number, since it uses as much as digits as its factorization.

36615636331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 43.

The spelling of 36615636331 in words is "thirty-six billion, six hundred fifteen million, six hundred thirty-six thousand, three hundred thirty-one".