16693472074 has 8 divisors (see below), whose sum is σ = 25237375488. Its totient is φ = 8281013580.

The previous prime is 16693472071. The next prime is 16693472111. The reversal of 16693472074 is 47027439661.

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

It is a super-2 number, since 2×16693472074² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16693472071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32860912 + ... + 32861419.

It is an arithmetic number, because the mean of its divisors is an integer number (3154671936).

Almost surely, 2^16693472074 is an apocalyptic number.

16693472074 is a deficient number, since it is larger than the sum of its proper divisors (8543903414).

16693472074 is a wasteful number, since it uses less digits than its factorization.

16693472074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65722460.

The product of its (nonzero) digits is 1524096, while the sum is 49.

It can be divided in two parts, 1669 and 3472074, that added together give a palindrome (3473743).

The spelling of 16693472074 in words is "sixteen billion, six hundred ninety-three million, four hundred seventy-two thousand, seventy-four".