40080440377 has 2 divisors, whose sum is σ = 40080440378. Its totient is φ = 40080440376.

The previous prime is 40080440363. The next prime is 40080440429. The reversal of 40080440377 is 77304408004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20539475856 + 19540964521 = 143316^2 + 139789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40080440377 is a prime.

It is not a weakly prime, because it can be changed into another prime (40080440317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20040220188 + 20040220189.

It is an arithmetic number, because the mean of its divisors is an integer number (20040220189).

Almost surely, 2^40080440377 is an apocalyptic number.

It is an amenable number.

40080440377 is a deficient number, since it is larger than the sum of its proper divisors (1).

40080440377 is an equidigital number, since it uses as much as digits as its factorization.

40080440377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 37.

The spelling of 40080440377 in words is "forty billion, eighty million, four hundred forty thousand, three hundred seventy-seven".