16835642534 has 8 divisors (see below), whose sum is σ = 26351440560. Its totient is φ = 8051829016.

The previous prime is 16835642519. The next prime is 16835642539. The reversal of 16835642534 is 43524653861.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16835642539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182996069 + ... + 182996160.

It is an arithmetic number, because the mean of its divisors is an integer number (3293930070).

Almost surely, 2^16835642534 is an apocalyptic number.

16835642534 is a deficient number, since it is larger than the sum of its proper divisors (9515798026).

16835642534 is a wasteful number, since it uses less digits than its factorization.

16835642534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365992254.

The product of its digits is 2073600, while the sum is 47.

The spelling of 16835642534 in words is "sixteen billion, eight hundred thirty-five million, six hundred forty-two thousand, five hundred thirty-four".