36550563516631 has 2 divisors, whose sum is σ = 36550563516632. Its totient is φ = 36550563516630.

The previous prime is 36550563516557. The next prime is 36550563516671. The reversal of 36550563516631 is 13661536505563.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36550563516631 - 2¹¹ = 36550563514583 is a prime.

It is a super-2 number, since 2×36550563516631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36550563516671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18275281758315 + 18275281758316.

It is an arithmetic number, because the mean of its divisors is an integer number (18275281758316).

Almost surely, 2^{36550563516631} is an apocalyptic number.

36550563516631 is a deficient number, since it is larger than the sum of its proper divisors (1).

36550563516631 is an equidigital number, since it uses as much as digits as its factorization.

36550563516631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21870000, while the sum is 55.

The spelling of 36550563516631 in words is "thirty-six trillion, five hundred fifty billion, five hundred sixty-three million, five hundred sixteen thousand, six hundred thirty-one".