40024422077 has 2 divisors, whose sum is σ = 40024422078. Its totient is φ = 40024422076.

The previous prime is 40024422041. The next prime is 40024422079. The reversal of 40024422077 is 77022442004.

40024422077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39997600036 + 26822041 = 199994^2 + 5179^2 .

It is a cyclic number.

It is not a de Polignac number, because 40024422077 - 2¹² = 40024417981 is a prime.

Together with 40024422079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40024422079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012211038 + 20012211039.

It is an arithmetic number, because the mean of its divisors is an integer number (20012211039).

Almost surely, 2^40024422077 is an apocalyptic number.

It is an amenable number.

40024422077 is a deficient number, since it is larger than the sum of its proper divisors (1).

40024422077 is an equidigital number, since it uses as much as digits as its factorization.

40024422077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 32.

The spelling of 40024422077 in words is "forty billion, twenty-four million, four hundred twenty-two thousand, seventy-seven".