9409426481 has 16 divisors (see below), whose sum is σ = 11624895744. Its totient is φ = 7416494784.

The previous prime is 9409426421. The next prime is 9409426489. The reversal of 9409426481 is 1846249049.

9409426481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9409426481 - 2¹⁸ = 9409164337 is a prime.

It is a super-2 number, since 2×9409426481² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9409426489) 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, 172646 + ... + 220511.

It is an arithmetic number, because the mean of its divisors is an integer number (726555984).

Almost surely, 2^9409426481 is an apocalyptic number.

9409426481 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

9409426481 is a deficient number, since it is larger than the sum of its proper divisors (2215469263).

9409426481 is a wasteful number, since it uses less digits than its factorization.

9409426481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393440.

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 9409426481 is about 97002.1983307595. The cubic root of 9409426481 is about 2111.1595253747.

The spelling of 9409426481 in words is "nine billion, four hundred nine million, four hundred twenty-six thousand, four hundred eighty-one".