16632631423 has 8 divisors (see below), whose sum is σ = 17089321392. Its totient is φ = 16176318336.

The previous prime is 16632631403. The next prime is 16632631439. The reversal of 16632631423 is 32413623661.

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

It is a cyclic number.

It is not a de Polignac number, because 16632631423 - 2¹⁷ = 16632500351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16632631403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3565 + ... + 182422.

It is an arithmetic number, because the mean of its divisors is an integer number (2136165174).

Almost surely, 2^16632631423 is an apocalyptic number.

16632631423 is a deficient number, since it is larger than the sum of its proper divisors (456689969).

16632631423 is a wasteful number, since it uses less digits than its factorization.

16632631423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188441.

The product of its digits is 93312, while the sum is 37.

The spelling of 16632631423 in words is "sixteen billion, six hundred thirty-two million, six hundred thirty-one thousand, four hundred twenty-three".