16225573351 has 4 divisors (see below), whose sum is σ = 17473694392. Its totient is φ = 14977452312.

The previous prime is 16225573349. The next prime is 16225573363. The reversal of 16225573351 is 15337552261.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16225573351 - 2¹ = 16225573349 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 (16225573391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624060501 + ... + 624060526.

It is an arithmetic number, because the mean of its divisors is an integer number (4368423598).

Almost surely, 2^16225573351 is an apocalyptic number.

16225573351 is a deficient number, since it is larger than the sum of its proper divisors (1248121041).

16225573351 is a wasteful number, since it uses less digits than its factorization.

16225573351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248121040.

The product of its digits is 189000, while the sum is 40.

The spelling of 16225573351 in words is "sixteen billion, two hundred twenty-five million, five hundred seventy-three thousand, three hundred fifty-one".