19704051406 has 8 divisors (see below), whose sum is σ = 31829621544. Its totient is φ = 9094177560.

The previous prime is 19704051377. The next prime is 19704051427. The reversal of 19704051406 is 60415040791.

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

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, 378924040 + ... + 378924091.

It is an arithmetic number, because the mean of its divisors is an integer number (3978702693).

Almost surely, 2^19704051406 is an apocalyptic number.

19704051406 is a deficient number, since it is larger than the sum of its proper divisors (12125570138).

19704051406 is a wasteful number, since it uses less digits than its factorization.

19704051406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757848146.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 19704051406 in words is "nineteen billion, seven hundred four million, fifty-one thousand, four hundred six".