40441081007 has 2 divisors, whose sum is σ = 40441081008. Its totient is φ = 40441081006.

The previous prime is 40441080991. The next prime is 40441081013. The reversal of 40441081007 is 70018014404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40441081007 - 2⁴ = 40441080991 is a prime.

It is a super-2 number, since 2×40441081007² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40441081207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20220540503 + 20220540504.

It is an arithmetic number, because the mean of its divisors is an integer number (20220540504).

Almost surely, 2^40441081007 is an apocalyptic number.

40441081007 is a deficient number, since it is larger than the sum of its proper divisors (1).

40441081007 is an equidigital number, since it uses as much as digits as its factorization.

40441081007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 29.

The spelling of 40441081007 in words is "forty billion, four hundred forty-one million, eighty-one thousand, seven".