36641644703 has 2 divisors, whose sum is σ = 36641644704. Its totient is φ = 36641644702.

The previous prime is 36641644693. The next prime is 36641644729. The reversal of 36641644703 is 30744614663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36641644703 - 2¹⁸ = 36641382559 is a prime.

It is a super-2 number, since 2×36641644703² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36641644733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18320822351 + 18320822352.

It is an arithmetic number, because the mean of its divisors is an integer number (18320822352).

Almost surely, 2^36641644703 is an apocalyptic number.

36641644703 is a deficient number, since it is larger than the sum of its proper divisors (1).

36641644703 is an equidigital number, since it uses as much as digits as its factorization.

36641644703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 36641644703 in words is "thirty-six billion, six hundred forty-one million, six hundred forty-four thousand, seven hundred three".