16074429639 has 8 divisors (see below), whose sum is σ = 21433158912. Its totient is φ = 10715993400.

The previous prime is 16074429617. The next prime is 16074429643. The reversal of 16074429639 is 93692447061.

It is a happy number.

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

It is not a de Polignac number, because 16074429639 - 2²⁰ = 16073381063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16074429591 and 16074429600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16074429649) 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 7 ways as a sum of consecutive naturals, for example, 172972 + ... + 249134.

It is an arithmetic number, because the mean of its divisors is an integer number (2679144864).

Almost surely, 2^16074429639 is an apocalyptic number.

16074429639 is a deficient number, since it is larger than the sum of its proper divisors (5358729273).

16074429639 is an equidigital number, since it uses as much as digits as its factorization.

16074429639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146517.

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 16074429639 in words is "sixteen billion, seventy-four million, four hundred twenty-nine thousand, six hundred thirty-nine".