20706016033394 has 8 divisors (see below), whose sum is σ = 31256852229228. Its totient is φ = 10287065290320.

The previous prime is 20706016033379. The next prime is 20706016033399. The reversal of 20706016033394 is 49333061060702.

It can be written as a sum of positive squares in 2 ways, for example, as 19698728805625 + 1007287227769 = 4438325^2 + 1003637^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20706016033399) 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, 32971362797 + ... + 32971363424.

Almost surely, 2^{20706016033394} is an apocalyptic number.

20706016033394 is a deficient number, since it is larger than the sum of its proper divisors (10550836195834).

20706016033394 is a wasteful number, since it uses less digits than its factorization.

20706016033394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65942726380.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 20706016033394 in words is "twenty trillion, seven hundred six billion, sixteen million, thirty-three thousand, three hundred ninety-four".