40260000001 has 4 divisors (see below), whose sum is σ = 43356923092. Its totient is φ = 37163076912.

The previous prime is 40259999993. The next prime is 40260000013. The reversal of 40260000001 is 10000006204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20000747776 + 20259252225 = 141424^2 + 142335^2 .

It is not a de Polignac number, because 40260000001 - 2³ = 40259999993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 3096923077 = 40260000001 / (4 + 0 + 2 + 6 + 0 + 0 + 0 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40260000031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548461526 + ... + 1548461551.

It is an arithmetic number, because the mean of its divisors is an integer number (10839230773).

Almost surely, 2^40260000001 is an apocalyptic number.

It is an amenable number.

40260000001 is a deficient number, since it is larger than the sum of its proper divisors (3096923091).

40260000001 is a wasteful number, since it uses less digits than its factorization.

40260000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096923090.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 40260000001 its reverse (10000006204), we get a palindrome (50260006205).

The spelling of 40260000001 in words is "forty billion, two hundred sixty million, one", and thus it is an aban number.