9746446478 has 16 divisors (see below), whose sum is σ = 15139910016. Its totient is φ = 4702540920.

The previous prime is 9746446441. The next prime is 9746446537. The reversal of 9746446478 is 8746446479.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675578 + ... + 689853.

It is an arithmetic number, because the mean of its divisors is an integer number (946244376).

Almost surely, 2^9746446478 is an apocalyptic number.

9746446478 is a deficient number, since it is larger than the sum of its proper divisors (5393463538).

9746446478 is a wasteful number, since it uses less digits than its factorization.

9746446478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365559.

The product of its digits is 32514048, while the sum is 59.

The square root of 9746446478 is about 98724.0926927161. The cubic root of 9746446478 is about 2136.0697710789.

Subtracting from 9746446478 its reverse (8746446479), we obtain a palindrome (999999999).

The spelling of 9746446478 in words is "nine billion, seven hundred forty-six million, four hundred forty-six thousand, four hundred seventy-eight".