40334109971 has 2 divisors, whose sum is σ = 40334109972. Its totient is φ = 40334109970.

The previous prime is 40334109913. The next prime is 40334110079. The reversal of 40334109971 is 17990143304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40334109971 - 2¹⁴ = 40334093587 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40334109911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20167054985 + 20167054986.

It is an arithmetic number, because the mean of its divisors is an integer number (20167054986).

Almost surely, 2^40334109971 is an apocalyptic number.

40334109971 is a deficient number, since it is larger than the sum of its proper divisors (1).

40334109971 is an equidigital number, since it uses as much as digits as its factorization.

40334109971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 40334109971 in words is "forty billion, three hundred thirty-four million, one hundred nine thousand, nine hundred seventy-one".