16031423313 has 16 divisors (see below), whose sum is σ = 23752220800. Its totient is φ = 10686731760.

The previous prime is 16031423281. The next prime is 16031423333. The reversal of 16031423313 is 31332413061.

16031423313 is a `hidden beast` number, since 1 + 603 + 1 + 4 + 23 + 31 + 3 = 666.

It is not a de Polignac number, because 16031423313 - 2⁵ = 16031423281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16031423333) 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, 568323 + ... + 595863.

It is an arithmetic number, because the mean of its divisors is an integer number (1484513800).

Almost surely, 2^16031423313 is an apocalyptic number.

It is an amenable number.

16031423313 is a deficient number, since it is larger than the sum of its proper divisors (7720797487).

16031423313 is a wasteful number, since it uses less digits than its factorization.

16031423313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49109 (or 49103 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 16031423313 its reverse (31332413061), we get a palindrome (47363836374).

The spelling of 16031423313 in words is "sixteen billion, thirty-one million, four hundred twenty-three thousand, three hundred thirteen".