16502243120074 has 8 divisors (see below), whose sum is σ = 24755998885668. Its totient is φ = 8250243491520.

The previous prime is 16502243120023. The next prime is 16502243120093. The reversal of 16502243120074 is 47002134220561.

16502243120074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16121871192025 + 380371928049 = 4015205^2 + 616743^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 439010767 + ... + 439048354.

Almost surely, 2^{16502243120074} is an apocalyptic number.

16502243120074 is a deficient number, since it is larger than the sum of its proper divisors (8253755765594).

16502243120074 is an equidigital number, since it uses as much as digits as its factorization.

16502243120074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878068520.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 16502243120074 in words is "sixteen trillion, five hundred two billion, two hundred forty-three million, one hundred twenty thousand, seventy-four".