16228165952 has 28 divisors (see below), whose sum is σ = 32214715860. Its totient is φ = 8111072256.

The previous prime is 16228165937. The next prime is 16228165963. The reversal of 16228165952 is 25956182261.

It can be written as a sum of positive squares in 2 ways, for example, as 935381056 + 15292784896 = 30584^2 + 123664^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16228165897 and 16228165906.

It is a congruent number.

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, 132074 + ... + 223382.

Almost surely, 2^16228165952 is an apocalyptic number.

It is an amenable number.

16228165952 is a deficient number, since it is larger than the sum of its proper divisors (15986549908).

16228165952 is an equidigital number, since it uses as much as digits as its factorization.

16228165952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94098 (or 94088 counting only the distinct ones).

The product of its digits is 518400, while the sum is 47.

The spelling of 16228165952 in words is "sixteen billion, two hundred twenty-eight million, one hundred sixty-five thousand, nine hundred fifty-two".