36464444635543 has 2 divisors, whose sum is σ = 36464444635544. Its totient is φ = 36464444635542.

The previous prime is 36464444635519. The next prime is 36464444635637. The reversal of 36464444635543 is 34553644446463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36464444635543 - 2⁵ = 36464444635511 is a prime.

It is a super-4 number, since 4×36464444635543⁴ (a number of 55 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36464444635943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18232222317771 + 18232222317772.

It is an arithmetic number, because the mean of its divisors is an integer number (18232222317772).

Almost surely, 2^{36464444635543} is an apocalyptic number.

36464444635543 is a deficient number, since it is larger than the sum of its proper divisors (1).

36464444635543 is an equidigital number, since it uses as much as digits as its factorization.

36464444635543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 597196800, while the sum is 61.

The spelling of 36464444635543 in words is "thirty-six trillion, four hundred sixty-four billion, four hundred forty-four million, six hundred thirty-five thousand, five hundred forty-three".