40801079983 has 2 divisors, whose sum is σ = 40801079984. Its totient is φ = 40801079982.

The previous prime is 40801079953. The next prime is 40801080017. The reversal of 40801079983 is 38997010804.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40801079983 - 2⁵ = 40801079951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40801079903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20400539991 + 20400539992.

It is an arithmetic number, because the mean of its divisors is an integer number (20400539992).

Almost surely, 2^40801079983 is an apocalyptic number.

40801079983 is a deficient number, since it is larger than the sum of its proper divisors (1).

40801079983 is an equidigital number, since it uses as much as digits as its factorization.

40801079983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 40801079983 in words is "forty billion, eight hundred one million, seventy-nine thousand, nine hundred eighty-three".