40379633863 has 2 divisors, whose sum is σ = 40379633864. Its totient is φ = 40379633862.

The previous prime is 40379633831. The next prime is 40379633881. The reversal of 40379633863 is 36833697304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40379633863 - 2⁵ = 40379633831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40379633863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40379633813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20189816931 + 20189816932.

It is an arithmetic number, because the mean of its divisors is an integer number (20189816932).

Almost surely, 2^40379633863 is an apocalyptic number.

40379633863 is a deficient number, since it is larger than the sum of its proper divisors (1).

40379633863 is an equidigital number, since it uses as much as digits as its factorization.

40379633863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 52.

The spelling of 40379633863 in words is "forty billion, three hundred seventy-nine million, six hundred thirty-three thousand, eight hundred sixty-three".