16225662551 has 8 divisors (see below), whose sum is σ = 18544779264. Its totient is φ = 13906837080.

The previous prime is 16225662499. The next prime is 16225662553. The reversal of 16225662551 is 15526652261.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16225662551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16225662499 and 16225662508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16225662553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63626 + ... + 191048.

It is an arithmetic number, because the mean of its divisors is an integer number (2318097408).

Almost surely, 2^16225662551 is an apocalyptic number.

16225662551 is a deficient number, since it is larger than the sum of its proper divisors (2319116713).

16225662551 is a wasteful number, since it uses less digits than its factorization.

16225662551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145621.

The product of its digits is 216000, while the sum is 41.

The spelling of 16225662551 in words is "sixteen billion, two hundred twenty-five million, six hundred sixty-two thousand, five hundred fifty-one".