40359000961 has 2 divisors, whose sum is σ = 40359000962. Its totient is φ = 40359000960.

The previous prime is 40359000947. The next prime is 40359000989. The reversal of 40359000961 is 16900095304.

40359000961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37111710736 + 3247290225 = 192644^2 + 56985^2 .

It is a cyclic number.

It is not a de Polignac number, because 40359000961 - 2⁹ = 40359000449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40359000961.

It is not a weakly prime, because it can be changed into another prime (40359007961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20179500480 + 20179500481.

It is an arithmetic number, because the mean of its divisors is an integer number (20179500481).

Almost surely, 2^40359000961 is an apocalyptic number.

It is an amenable number.

40359000961 is a deficient number, since it is larger than the sum of its proper divisors (1).

40359000961 is an equidigital number, since it uses as much as digits as its factorization.

40359000961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 40359000961 in words is "forty billion, three hundred fifty-nine million, nine hundred sixty-one", and thus it is an aban number.