40742260004893 has 2 divisors, whose sum is σ = 40742260004894. Its totient is φ = 40742260004892.

The previous prime is 40742260004891. The next prime is 40742260004899. The reversal of 40742260004893 is 39840006224704.

40742260004893 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., 40204755481284 + 537504523609 = 6340722^2 + 733147^2 .

It is a cyclic number.

It is not a de Polignac number, because 40742260004893 - 2¹ = 40742260004891 is a prime.

Together with 40742260004891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40742260004891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20371130002446 + 20371130002447.

It is an arithmetic number, because the mean of its divisors is an integer number (20371130002447).

Almost surely, 2^{40742260004893} is an apocalyptic number.

It is an amenable number.

40742260004893 is a deficient number, since it is larger than the sum of its proper divisors (1).

40742260004893 is an equidigital number, since it uses as much as digits as its factorization.

40742260004893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 40742260004893 in words is "forty trillion, seven hundred forty-two billion, two hundred sixty million, four thousand, eight hundred ninety-three".