35642824643 has 2 divisors, whose sum is σ = 35642824644. Its totient is φ = 35642824642.

The previous prime is 35642824601. The next prime is 35642824663. The reversal of 35642824643 is 34642824653.

35642824643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 35642824643 - 2⁶ = 35642824579 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (35642824663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17821412321 + 17821412322.

It is an arithmetic number, because the mean of its divisors is an integer number (17821412322).

Almost surely, 2^35642824643 is an apocalyptic number.

35642824643 is a deficient number, since it is larger than the sum of its proper divisors (1).

35642824643 is an equidigital number, since it uses as much as digits as its factorization.

35642824643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 47.

The spelling of 35642824643 in words is "thirty-five billion, six hundred forty-two million, eight hundred twenty-four thousand, six hundred forty-three".