9049889407 has 4 divisors (see below), whose sum is σ = 9746034760. Its totient is φ = 8353744056.

The previous prime is 9049889393. The next prime is 9049889483. The reversal of 9049889407 is 7049889409.

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

It is a cyclic number.

It is not a de Polignac number, because 9049889407 - 2¹⁹ = 9049365119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9044889407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348072657 + ... + 348072682.

It is an arithmetic number, because the mean of its divisors is an integer number (2436508690).

Almost surely, 2^9049889407 is an apocalyptic number.

9049889407 is a deficient number, since it is larger than the sum of its proper divisors (696145353).

9049889407 is a wasteful number, since it uses less digits than its factorization.

9049889407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696145352.

The product of its (nonzero) digits is 5225472, while the sum is 58.

The square root of 9049889407 is about 95130.9066865233. The cubic root of 9049889407 is about 2083.9202299961.

The spelling of 9049889407 in words is "nine billion, forty-nine million, eight hundred eighty-nine thousand, four hundred seven".