20599907134 has 8 divisors (see below), whose sum is σ = 30906831888. Its totient is φ = 10297629840.

The previous prime is 20599907099. The next prime is 20599907149. The reversal of 20599907134 is 43170999502.

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, 1150762 + ... + 1168525.

It is an arithmetic number, because the mean of its divisors is an integer number (3863353986).

Almost surely, 2^20599907134 is an apocalyptic number.

20599907134 is a deficient number, since it is larger than the sum of its proper divisors (10306924754).

20599907134 is a wasteful number, since it uses less digits than its factorization.

20599907134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323730.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 20599907134 in words is "twenty billion, five hundred ninety-nine million, nine hundred seven thousand, one hundred thirty-four".