40780422131 has 16 divisors (see below), whose sum is σ = 42034271328. Its totient is φ = 39545625600.

The previous prime is 40780422119. The next prime is 40780422161. The reversal of 40780422131 is 13122408704.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40780422131 is a prime.

It is a super-2 number, since 2×40780422131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40780422161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4164461 + ... + 4174241.

It is an arithmetic number, because the mean of its divisors is an integer number (2627141958).

Almost surely, 2^40780422131 is an apocalyptic number.

40780422131 is a deficient number, since it is larger than the sum of its proper divisors (1253849197).

40780422131 is an equidigital number, since it uses as much as digits as its factorization.

40780422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10742.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 40780422131 in words is "forty billion, seven hundred eighty million, four hundred twenty-two thousand, one hundred thirty-one".