40954611791 has 2 divisors, whose sum is σ = 40954611792. Its totient is φ = 40954611790.

The previous prime is 40954611749. The next prime is 40954611829. The reversal of 40954611791 is 19711645904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40954611791 - 2⁶ = 40954611727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40954611721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20477305895 + 20477305896.

It is an arithmetic number, because the mean of its divisors is an integer number (20477305896).

Almost surely, 2^40954611791 is an apocalyptic number.

40954611791 is a deficient number, since it is larger than the sum of its proper divisors (1).

40954611791 is an equidigital number, since it uses as much as digits as its factorization.

40954611791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 40954611791 in words is "forty billion, nine hundred fifty-four million, six hundred eleven thousand, seven hundred ninety-one".