16722031474 has 8 divisors (see below), whose sum is σ = 25201924848. Its totient is φ = 8321389860.

The previous prime is 16722031471. The next prime is 16722031483. The reversal of 16722031474 is 47413022761.

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

It is a super-2 number, since 2×16722031474² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16722031471) 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, 19812412 + ... + 19813255.

It is an arithmetic number, because the mean of its divisors is an integer number (3150240606).

Almost surely, 2^16722031474 is an apocalyptic number.

16722031474 is a deficient number, since it is larger than the sum of its proper divisors (8479893374).

16722031474 is a wasteful number, since it uses less digits than its factorization.

16722031474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39625880.

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 16722031474 in words is "sixteen billion, seven hundred twenty-two million, thirty-one thousand, four hundred seventy-four".