40742359179783 has 32 divisors (see below), whose sum is σ = 54818243650560. Its totient is φ = 26915245885440.

The previous prime is 40742359179779. The next prime is 40742359179839. The reversal of 40742359179783 is 38797195324704.

It is not a de Polignac number, because 40742359179783 - 2² = 40742359179779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40742359179713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261562398 + ... + 261718116.

It is an arithmetic number, because the mean of its divisors is an integer number (1713070114080).

Almost surely, 2^{40742359179783} is an apocalyptic number.

40742359179783 is a deficient number, since it is larger than the sum of its proper divisors (14075884470777).

40742359179783 is a wasteful number, since it uses less digits than its factorization.

40742359179783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157679.

The product of its (nonzero) digits is 320060160, while the sum is 69.

The spelling of 40742359179783 in words is "forty trillion, seven hundred forty-two billion, three hundred fifty-nine million, one hundred seventy-nine thousand, seven hundred eighty-three".