16478792446 has 8 divisors (see below), whose sum is σ = 24719071824. Its totient is φ = 8239101840.

The previous prime is 16478792441. The next prime is 16478792471. The reversal of 16478792446 is 64429787461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16478792441) 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, 68890 + ... + 194173.

It is an arithmetic number, because the mean of its divisors is an integer number (3089883978).

Almost surely, 2^16478792446 is an apocalyptic number.

16478792446 is a deficient number, since it is larger than the sum of its proper divisors (8240279378).

16478792446 is a wasteful number, since it uses less digits than its factorization.

16478792446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294386.

The product of its digits is 16257024, while the sum is 58.

The spelling of 16478792446 in words is "sixteen billion, four hundred seventy-eight million, seven hundred ninety-two thousand, four hundred forty-six".