40376278463 has 2 divisors, whose sum is σ = 40376278464. Its totient is φ = 40376278462.

The previous prime is 40376278447. The next prime is 40376278513. The reversal of 40376278463 is 36487267304.

It is an a-pointer prime, because the next prime (40376278513) can be obtained adding 40376278463 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40376278463 - 2⁴ = 40376278447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40376278403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20188139231 + 20188139232.

It is an arithmetic number, because the mean of its divisors is an integer number (20188139232).

Almost surely, 2^40376278463 is an apocalyptic number.

40376278463 is a deficient number, since it is larger than the sum of its proper divisors (1).

40376278463 is an equidigital number, since it uses as much as digits as its factorization.

40376278463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 40376278463 in words is "forty billion, three hundred seventy-six million, two hundred seventy-eight thousand, four hundred sixty-three".