16006451331 has 8 divisors (see below), whose sum is σ = 22983622480. Its totient is φ = 9850123872.

The previous prime is 16006451327. The next prime is 16006451389. The reversal of 16006451331 is 13315460061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16006451331 - 2² = 16006451327 is a prime.

It is a super-2 number, since 2×16006451331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16006455331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205210876 + ... + 205210953.

It is an arithmetic number, because the mean of its divisors is an integer number (2872952810).

Almost surely, 2^16006451331 is an apocalyptic number.

16006451331 is a deficient number, since it is larger than the sum of its proper divisors (6977171149).

16006451331 is a wasteful number, since it uses less digits than its factorization.

16006451331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410421845.

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

The spelling of 16006451331 in words is "sixteen billion, six million, four hundred fifty-one thousand, three hundred thirty-one".