16152221423 has 8 divisors (see below), whose sum is σ = 18310210800. Its totient is φ = 14125019328.

The previous prime is 16152221419. The next prime is 16152221447. The reversal of 16152221423 is 32412225161.

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 16152221423 - 2² = 16152221419 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 (16152221413) 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, 32696558 + ... + 32697051.

It is an arithmetic number, because the mean of its divisors is an integer number (2288776350).

Almost surely, 2^16152221423 is an apocalyptic number.

16152221423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16152221423 is a deficient number, since it is larger than the sum of its proper divisors (2157989377).

16152221423 is a wasteful number, since it uses less digits than its factorization.

16152221423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65393641.

The product of its digits is 5760, while the sum is 29.

Adding to 16152221423 its reverse (32412225161), we get a palindrome (48564446584).

The spelling of 16152221423 in words is "sixteen billion, one hundred fifty-two million, two hundred twenty-one thousand, four hundred twenty-three".