16406194102 has 4 divisors (see below), whose sum is σ = 24609291156. Its totient is φ = 8203097050.

The previous prime is 16406194039. The next prime is 16406194117. The reversal of 16406194102 is 20149160461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4101548524 + ... + 4101548527.

It is an arithmetic number, because the mean of its divisors is an integer number (6152322789).

Almost surely, 2^16406194102 is an apocalyptic number.

16406194102 is a deficient number, since it is larger than the sum of its proper divisors (8203097054).

16406194102 is an equidigital number, since it uses as much as digits as its factorization.

16406194102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8203097053.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 16406194102 in words is "sixteen billion, four hundred six million, one hundred ninety-four thousand, one hundred two".