20277234335 has 4 divisors (see below), whose sum is σ = 24332681208. Its totient is φ = 16221787464.

The previous prime is 20277234301. The next prime is 20277234337. The reversal of 20277234335 is 53343277202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53343277202 = 2 ⋅26671638601.

It is a cyclic number.

It is not a de Polignac number, because 20277234335 - 2¹⁰ = 20277233311 is a prime.

It is a super-2 number, since 2×20277234335² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20277234337) 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, 2027723429 + ... + 2027723438.

It is an arithmetic number, because the mean of its divisors is an integer number (6083170302).

Almost surely, 2^20277234335 is an apocalyptic number.

20277234335 is a deficient number, since it is larger than the sum of its proper divisors (4055446873).

20277234335 is an equidigital number, since it uses as much as digits as its factorization.

20277234335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055446872.

The product of its (nonzero) digits is 211680, while the sum is 38.

The spelling of 20277234335 in words is "twenty billion, two hundred seventy-seven million, two hundred thirty-four thousand, three hundred thirty-five".