16124351331 has 16 divisors (see below), whose sum is σ = 23460323328. Its totient is φ = 9769533600.

The previous prime is 16124351329. The next prime is 16124351351. The reversal of 16124351331 is 13315342161.

It is not a de Polignac number, because 16124351331 - 2¹ = 16124351329 is a prime.

It is a super-2 number, since 2×16124351331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16124351351) 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, 49950 + ... + 186396.

It is an arithmetic number, because the mean of its divisors is an integer number (1466270208).

Almost surely, 2^16124351331 is an apocalyptic number.

16124351331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16124351331 is a deficient number, since it is larger than the sum of its proper divisors (7335971997).

16124351331 is a wasteful number, since it uses less digits than its factorization.

16124351331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140042.

The product of its digits is 6480, while the sum is 30.

Adding to 16124351331 its reverse (13315342161), we get a palindrome (29439693492).

The spelling of 16124351331 in words is "sixteen billion, one hundred twenty-four million, three hundred fifty-one thousand, three hundred thirty-one".