16416845602 has 4 divisors (see below), whose sum is σ = 24625268406. Its totient is φ = 8208422800.

The previous prime is 16416845593. The next prime is 16416845623. The reversal of 16416845602 is 20654861461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20654861461 = 13 ⋅1588835497.

It can be written as a sum of positive squares in only one way, i.e., 10005800841 + 6411044761 = 100029^2 + 80069^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4104211399 + ... + 4104211402.

Almost surely, 2^16416845602 is an apocalyptic number.

16416845602 is a deficient number, since it is larger than the sum of its proper divisors (8208422804).

16416845602 is an equidigital number, since it uses as much as digits as its factorization.

16416845602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8208422803.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 16416845602 in words is "sixteen billion, four hundred sixteen million, eight hundred forty-five thousand, six hundred two".