16875823551 has 16 divisors (see below), whose sum is σ = 23830783488. Its totient is φ = 10586044800.

The previous prime is 16875823529. The next prime is 16875823561. The reversal of 16875823551 is 15532857861.

It is not a de Polignac number, because 16875823551 - 2¹⁴ = 16875807167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 16875823494 and 16875823503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16875823561) 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, 169416 + ... + 249906.

It is an arithmetic number, because the mean of its divisors is an integer number (1489423968).

Almost surely, 2^16875823551 is an apocalyptic number.

16875823551 is a deficient number, since it is larger than the sum of its proper divisors (6954959937).

16875823551 is a wasteful number, since it uses less digits than its factorization.

16875823551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84622.

The product of its digits is 2016000, while the sum is 51.

The spelling of 16875823551 in words is "sixteen billion, eight hundred seventy-five million, eight hundred twenty-three thousand, five hundred fifty-one".