19682434358 has 8 divisors (see below), whose sum is σ = 30080701728. Its totient is φ = 9655533784.

The previous prime is 19682434327. The next prime is 19682434361. The reversal of 19682434358 is 85343428691.

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

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

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, 92841566 + ... + 92841777.

It is an arithmetic number, because the mean of its divisors is an integer number (3760087716).

Almost surely, 2^19682434358 is an apocalyptic number.

19682434358 is a deficient number, since it is larger than the sum of its proper divisors (10398267370).

19682434358 is a wasteful number, since it uses less digits than its factorization.

19682434358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185683398.

The product of its digits is 4976640, while the sum is 53.

The spelling of 19682434358 in words is "nineteen billion, six hundred eighty-two million, four hundred thirty-four thousand, three hundred fifty-eight".