36969394331 has 2 divisors, whose sum is σ = 36969394332. Its totient is φ = 36969394330.

The previous prime is 36969394313. The next prime is 36969394339. The reversal of 36969394331 is 13349396963.

It is a happy number.

Together with previous prime (36969394313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36969394331 is a prime.

It is a super-3 number, since 3×36969394331³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (36969394339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18484697165 + 18484697166.

It is an arithmetic number, because the mean of its divisors is an integer number (18484697166).

Almost surely, 2^36969394331 is an apocalyptic number.

36969394331 is a deficient number, since it is larger than the sum of its proper divisors (1).

36969394331 is an equidigital number, since it uses as much as digits as its factorization.

36969394331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8503056, while the sum is 56.

The spelling of 36969394331 in words is "thirty-six billion, nine hundred sixty-nine million, three hundred ninety-four thousand, three hundred thirty-one".