40237999211 has 2 divisors, whose sum is σ = 40237999212. Its totient is φ = 40237999210.

The previous prime is 40237999187. The next prime is 40237999247. The reversal of 40237999211 is 11299973204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40237999211 - 2⁶ = 40237999147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40237999271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20118999605 + 20118999606.

It is an arithmetic number, because the mean of its divisors is an integer number (20118999606).

Almost surely, 2^40237999211 is an apocalyptic number.

40237999211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40237999211 is an equidigital number, since it uses as much as digits as its factorization.

40237999211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 40237999211 in words is "forty billion, two hundred thirty-seven million, nine hundred ninety-nine thousand, two hundred eleven".