40864633049963 has 2 divisors, whose sum is σ = 40864633049964. Its totient is φ = 40864633049962.

The previous prime is 40864633049957. The next prime is 40864633050097. The reversal of 40864633049963 is 36994033646804.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40864633049963 - 2⁸ = 40864633049707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40864633049963.

It is not a weakly prime, because it can be changed into another prime (40864633040963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20432316524981 + 20432316524982.

It is an arithmetic number, because the mean of its divisors is an integer number (20432316524982).

Almost surely, 2^{40864633049963} is an apocalyptic number.

40864633049963 is a deficient number, since it is larger than the sum of its proper divisors (1).

40864633049963 is an equidigital number, since it uses as much as digits as its factorization.

40864633049963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241864704, while the sum is 65.

The spelling of 40864633049963 in words is "forty trillion, eight hundred sixty-four billion, six hundred thirty-three million, forty-nine thousand, nine hundred sixty-three".