40050500647 has 2 divisors, whose sum is σ = 40050500648. Its totient is φ = 40050500646.

The previous prime is 40050500579. The next prime is 40050500657. The reversal of 40050500647 is 74600505004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40050500647 - 2¹⁵ = 40050467879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40050500657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20025250323 + 20025250324.

It is an arithmetic number, because the mean of its divisors is an integer number (20025250324).

Almost surely, 2^40050500647 is an apocalyptic number.

40050500647 is a deficient number, since it is larger than the sum of its proper divisors (1).

40050500647 is an equidigital number, since it uses as much as digits as its factorization.

40050500647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 31.

The spelling of 40050500647 in words is "forty billion, fifty million, five hundred thousand, six hundred forty-seven".