16722011461 has 8 divisors (see below), whose sum is σ = 17707662720. Its totient is φ = 15736582848.

The previous prime is 16722011459. The next prime is 16722011489. The reversal of 16722011461 is 16411022761.

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

It is not a de Polignac number, because 16722011461 - 2¹ = 16722011459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16722011431) 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, 113730 + ... + 215356.

It is an arithmetic number, because the mean of its divisors is an integer number (2213457840).

Almost surely, 2^16722011461 is an apocalyptic number.

It is an amenable number.

16722011461 is a deficient number, since it is larger than the sum of its proper divisors (985651259).

16722011461 is a wasteful number, since it uses less digits than its factorization.

16722011461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111323.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 16722011461 in words is "sixteen billion, seven hundred twenty-two million, eleven thousand, four hundred sixty-one".