40531214287 has 2 divisors, whose sum is σ = 40531214288. Its totient is φ = 40531214286.

The previous prime is 40531214281. The next prime is 40531214359. The reversal of 40531214287 is 78241213504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40531214287 - 2³ = 40531214279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40531214281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20265607143 + 20265607144.

It is an arithmetic number, because the mean of its divisors is an integer number (20265607144).

Almost surely, 2^40531214287 is an apocalyptic number.

40531214287 is a deficient number, since it is larger than the sum of its proper divisors (1).

40531214287 is an equidigital number, since it uses as much as digits as its factorization.

40531214287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 40531214287 in words is "forty billion, five hundred thirty-one million, two hundred fourteen thousand, two hundred eighty-seven".