20005019699207 has 8 divisors (see below), whose sum is σ = 20125093936416. Its totient is φ = 19884948839712.

The previous prime is 20005019699129. The next prime is 20005019699251. The reversal of 20005019699207 is 70299691050002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20005019699207 - 2¹⁶ = 20005019633671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20005019698207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11583653 + ... + 13198145.

It is an arithmetic number, because the mean of its divisors is an integer number (2515636742052).

Almost surely, 2^{20005019699207} is an apocalyptic number.

20005019699207 is a deficient number, since it is larger than the sum of its proper divisors (120074237209).

20005019699207 is a wasteful number, since it uses less digits than its factorization.

20005019699207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688857.

The product of its (nonzero) digits is 612360, while the sum is 50.

The spelling of 20005019699207 in words is "twenty trillion, five billion, nineteen million, six hundred ninety-nine thousand, two hundred seven".