16225588394 has 8 divisors (see below), whose sum is σ = 24681176928. Its totient is φ = 7998529420.

The previous prime is 16225588373. The next prime is 16225588427. The reversal of 16225588394 is 49388552261.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57132212 + ... + 57132495.

It is an arithmetic number, because the mean of its divisors is an integer number (3085147116).

Almost surely, 2^16225588394 is an apocalyptic number.

16225588394 is a deficient number, since it is larger than the sum of its proper divisors (8455588534).

16225588394 is a wasteful number, since it uses less digits than its factorization.

16225588394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114264780.

The product of its digits is 4147200, while the sum is 53.

The spelling of 16225588394 in words is "sixteen billion, two hundred twenty-five million, five hundred eighty-eight thousand, three hundred ninety-four".