16253422331 has 16 divisors (see below), whose sum is σ = 17173854240. Its totient is φ = 15359984640.

The previous prime is 16253422327. The next prime is 16253422337. The reversal of 16253422331 is 13322435261.

It is a cyclic number.

It is not a de Polignac number, because 16253422331 - 2² = 16253422327 is a prime.

It is a super-2 number, since 2×16253422331² (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 (16253422337) 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, 278411 + ... + 331691.

It is an arithmetic number, because the mean of its divisors is an integer number (1073365890).

Almost surely, 2^16253422331 is an apocalyptic number.

16253422331 is a deficient number, since it is larger than the sum of its proper divisors (920431909).

16253422331 is a wasteful number, since it uses less digits than its factorization.

16253422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53534.

The product of its digits is 25920, while the sum is 32.

Adding to 16253422331 its reverse (13322435261), we get a palindrome (29575857592).

The spelling of 16253422331 in words is "sixteen billion, two hundred fifty-three million, four hundred twenty-two thousand, three hundred thirty-one".