40842354037 has 2 divisors, whose sum is σ = 40842354038. Its totient is φ = 40842354036.

The previous prime is 40842354019. The next prime is 40842354071. The reversal of 40842354037 is 73045324804.

It is a happy number.

40842354037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40839963921 + 2390116 = 202089^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 40842354037 - 2¹¹ = 40842351989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40842354097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20421177018 + 20421177019.

It is an arithmetic number, because the mean of its divisors is an integer number (20421177019).

Almost surely, 2^40842354037 is an apocalyptic number.

It is an amenable number.

40842354037 is a deficient number, since it is larger than the sum of its proper divisors (1).

40842354037 is an equidigital number, since it uses as much as digits as its factorization.

40842354037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 40842354037 in words is "forty billion, eight hundred forty-two million, three hundred fifty-four thousand, thirty-seven".