16722314437 has 2 divisors, whose sum is σ = 16722314438. Its totient is φ = 16722314436.

The previous prime is 16722314431. The next prime is 16722314467. The reversal of 16722314437 is 73441322761.

16722314437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16147801476 + 574512961 = 127074^2 + 23969^2 .

It is a cyclic number.

It is not a de Polignac number, because 16722314437 - 2¹¹ = 16722312389 is a prime.

It is a super-3 number, since 3×16722314437³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16722314437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16722314431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8361157218 + 8361157219.

It is an arithmetic number, because the mean of its divisors is an integer number (8361157219).

Almost surely, 2^16722314437 is an apocalyptic number.

It is an amenable number.

16722314437 is a deficient number, since it is larger than the sum of its proper divisors (1).

16722314437 is an equidigital number, since it uses as much as digits as its factorization.

16722314437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The spelling of 16722314437 in words is "sixteen billion, seven hundred twenty-two million, three hundred fourteen thousand, four hundred thirty-seven".