16206222451 has 8 divisors (see below), whose sum is σ = 17168534064. Its totient is φ = 15244911360.

The previous prime is 16206222437. The next prime is 16206222457. The reversal of 16206222451 is 15422260261.

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 16206222451 - 2⁵ = 16206222419 is a prime.

It is a super-2 number, since 2×16206222451² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16206222457) 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, 216645 + ... + 281686.

It is an arithmetic number, because the mean of its divisors is an integer number (2146066758).

Almost surely, 2^16206222451 is an apocalyptic number.

16206222451 is a deficient number, since it is larger than the sum of its proper divisors (962311613).

16206222451 is a wasteful number, since it uses less digits than its factorization.

16206222451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500261.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 16206222451 in words is "sixteen billion, two hundred six million, two hundred twenty-two thousand, four hundred fifty-one".