16198044802 has 16 divisors (see below), whose sum is σ = 24377067000. Its totient is φ = 8072386560.

The previous prime is 16198044769. The next prime is 16198044803. The reversal of 16198044802 is 20844089161.

It can be written as a sum of positive squares in 4 ways, for example, as 7595296801 + 8602748001 = 87151^2 + 92751^2 .

It is not an unprimeable number, because it can be changed into a prime (16198044803) 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, 1198402 + ... + 1211842.

Almost surely, 2^16198044802 is an apocalyptic number.

16198044802 is a deficient number, since it is larger than the sum of its proper divisors (8179022198).

16198044802 is a wasteful number, since it uses less digits than its factorization.

16198044802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15381.

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 16198044802 in words is "sixteen billion, one hundred ninety-eight million, forty-four thousand, eight hundred two".