16227362464 has 24 divisors (see below), whose sum is σ = 31961769588. Its totient is φ = 8110087680.

The previous prime is 16227362447. The next prime is 16227362491. The reversal of 16227362464 is 46426372261.

It can be written as a sum of positive squares in 2 ways, for example, as 15921392400 + 305970064 = 126180^2 + 17492^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16227362464.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38167 + ... + 184150.

Almost surely, 2^16227362464 is an apocalyptic number.

It is an amenable number.

16227362464 is a deficient number, since it is larger than the sum of its proper divisors (15734407124).

16227362464 is a wasteful number, since it uses less digits than its factorization.

16227362464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224608 (or 224600 counting only the distinct ones).

The product of its digits is 580608, while the sum is 43.

The spelling of 16227362464 in words is "sixteen billion, two hundred twenty-seven million, three hundred sixty-two thousand, four hundred sixty-four".