16251042823 has 8 divisors (see below), whose sum is σ = 16861319280. Its totient is φ = 15644092800.

The previous prime is 16251042767. The next prime is 16251042923. The reversal of 16251042823 is 32824015261.

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 16251042823 - 2²⁹ = 15714171911 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 (16251042523) 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, 821653 + ... + 841198.

It is an arithmetic number, because the mean of its divisors is an integer number (2107664910).

Almost surely, 2^16251042823 is an apocalyptic number.

16251042823 is a deficient number, since it is larger than the sum of its proper divisors (610276457).

16251042823 is a wasteful number, since it uses less digits than its factorization.

16251042823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663217.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 16251042823 in words is "sixteen billion, two hundred fifty-one million, forty-two thousand, eight hundred twenty-three".