16623732476 has 48 divisors (see below), whose sum is σ = 31506366528. Its totient is φ = 7629273600.

The previous prime is 16623732473. The next prime is 16623732487. The reversal of 16623732476 is 67423732661.

It is a self number, because there is not a number n which added to its sum of digits gives 16623732476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16623732473) 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, 8424626 + ... + 8426598.

It is an arithmetic number, because the mean of its divisors is an integer number (656382636).

Almost surely, 2^16623732476 is an apocalyptic number.

It is an amenable number.

16623732476 is a deficient number, since it is larger than the sum of its proper divisors (14882634052).

16623732476 is a wasteful number, since it uses less digits than its factorization.

16623732476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822 (or 2820 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 47.

The spelling of 16623732476 in words is "sixteen billion, six hundred twenty-three million, seven hundred thirty-two thousand, four hundred seventy-six".