16335820394 has 8 divisors (see below), whose sum is σ = 24741631200. Its totient is φ = 8088609996.

The previous prime is 16335820393. The next prime is 16335820427. The reversal of 16335820394 is 49302853361.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16335820393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39649844 + ... + 39650255.

It is an arithmetic number, because the mean of its divisors is an integer number (3092703900).

Almost surely, 2^16335820394 is an apocalyptic number.

16335820394 is a deficient number, since it is larger than the sum of its proper divisors (8405810806).

16335820394 is a wasteful number, since it uses less digits than its factorization.

16335820394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79300204.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 16335820394 in words is "sixteen billion, three hundred thirty-five million, eight hundred twenty thousand, three hundred ninety-four".