40215634267 has 2 divisors, whose sum is σ = 40215634268. Its totient is φ = 40215634266.

The previous prime is 40215634229. The next prime is 40215634301. The reversal of 40215634267 is 76243651204.

40215634267 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 40215634267 - 2⁷ = 40215634139 is a prime.

It is not a weakly prime, because it can be changed into another prime (40215634867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20107817133 + 20107817134.

It is an arithmetic number, because the mean of its divisors is an integer number (20107817134).

Almost surely, 2^40215634267 is an apocalyptic number.

40215634267 is a deficient number, since it is larger than the sum of its proper divisors (1).

40215634267 is an equidigital number, since it uses as much as digits as its factorization.

40215634267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 40215634267 in words is "forty billion, two hundred fifteen million, six hundred thirty-four thousand, two hundred sixty-seven".