20043352355 has 16 divisors (see below), whose sum is σ = 25975585440. Its totient is φ = 14759298048.

The previous prime is 20043352331. The next prime is 20043352379. The reversal of 20043352355 is 55325334002.

It is an interprime number because it is at equal distance from previous prime (20043352331) and next prime (20043352379).

It is a cyclic number.

It is not a de Polignac number, because 20043352355 - 2²⁰ = 20042303779 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413825 + ... + 459714.

It is an arithmetic number, because the mean of its divisors is an integer number (1623474090).

Almost surely, 2^20043352355 is an apocalyptic number.

20043352355 is a deficient number, since it is larger than the sum of its proper divisors (5932233085).

20043352355 is a wasteful number, since it uses less digits than its factorization.

20043352355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873910.

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 20043352355 its reverse (55325334002), we get a palindrome (75368686357).

The spelling of 20043352355 in words is "twenty billion, forty-three million, three hundred fifty-two thousand, three hundred fifty-five".