20752264083 has 4 divisors (see below), whose sum is σ = 27669685448. Its totient is φ = 13834842720.

The previous prime is 20752264081. The next prime is 20752264139. The reversal of 20752264083 is 38046225702.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20752264083 - 2¹ = 20752264081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20752264081) 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, 3458710678 + ... + 3458710683.

It is an arithmetic number, because the mean of its divisors is an integer number (6917421362).

Almost surely, 2^20752264083 is an apocalyptic number.

20752264083 is a deficient number, since it is larger than the sum of its proper divisors (6917421365).

20752264083 is an equidigital number, since it uses as much as digits as its factorization.

20752264083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6917421364.

The product of its (nonzero) digits is 161280, while the sum is 39.

Adding to 20752264083 its reverse (38046225702), we get a palindrome (58798489785).

The spelling of 20752264083 in words is "twenty billion, seven hundred fifty-two million, two hundred sixty-four thousand, eighty-three".