16031273019 has 32 divisors (see below), whose sum is σ = 22058738688. Its totient is φ = 10349856000.

The previous prime is 16031272979. The next prime is 16031273057. The reversal of 16031273019 is 91037213061.

It is not a de Polignac number, because 16031273019 - 2⁹ = 16031272507 is a prime.

It is a super-2 number, since 2×16031273019² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16031274019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11032497 + ... + 11033949.

It is an arithmetic number, because the mean of its divisors is an integer number (689335584).

Almost surely, 2^16031273019 is an apocalyptic number.

16031273019 is a deficient number, since it is larger than the sum of its proper divisors (6027465669).

16031273019 is a wasteful number, since it uses less digits than its factorization.

16031273019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099.

The product of its (nonzero) digits is 6804, while the sum is 33.

The spelling of 16031273019 in words is "sixteen billion, thirty-one million, two hundred seventy-three thousand, nineteen".