36669999931 has 2 divisors, whose sum is σ = 36669999932. Its totient is φ = 36669999930.

The previous prime is 36669999907. The next prime is 36669999941. The reversal of 36669999931 is 13999996663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36669999931 - 2¹³ = 36669991739 is a prime.

It is a super-2 number, since 2×36669999931² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36669999901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18334999965 + 18334999966.

It is an arithmetic number, because the mean of its divisors is an integer number (18334999966).

Almost surely, 2^36669999931 is an apocalyptic number.

36669999931 is a deficient number, since it is larger than the sum of its proper divisors (1).

36669999931 is an equidigital number, since it uses as much as digits as its factorization.

36669999931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 114791256, while the sum is 70.

The spelling of 36669999931 in words is "thirty-six billion, six hundred sixty-nine million, nine hundred ninety-nine thousand, nine hundred thirty-one".