48440426009 has 2 divisors, whose sum is σ = 48440426010. Its totient is φ = 48440426008.

The previous prime is 48440425951. The next prime is 48440426057. The reversal of 48440426009 is 90062404484.

48440426009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29008902400 + 19431523609 = 170320^2 + 139397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48440426009 is a prime.

It is not a weakly prime, because it can be changed into another prime (48440425009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24220213004 + 24220213005.

It is an arithmetic number, because the mean of its divisors is an integer number (24220213005).

Almost surely, 2^48440426009 is an apocalyptic number.

It is an amenable number.

48440426009 is a deficient number, since it is larger than the sum of its proper divisors (1).

48440426009 is an equidigital number, since it uses as much as digits as its factorization.

48440426009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 48440426009 in words is "forty-eight billion, four hundred forty million, four hundred twenty-six thousand, nine".