20265022075 has 24 divisors (see below), whose sum is σ = 25432925760. Its totient is φ = 16016800800.

The previous prime is 20265022067. The next prime is 20265022111. The reversal of 20265022075 is 57022056202.

It is not a de Polignac number, because 20265022075 - 2³ = 20265022067 is a prime.

It is a super-2 number, since 2×20265022075² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 729796 + ... + 757054.

It is an arithmetic number, because the mean of its divisors is an integer number (1059705240).

Almost surely, 2^20265022075 is an apocalyptic number.

20265022075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20265022075 is a deficient number, since it is larger than the sum of its proper divisors (5167903685).

20265022075 is a wasteful number, since it uses less digits than its factorization.

20265022075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27627 (or 27622 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 20265022075 its reverse (57022056202), we get a palindrome (77287078277).

The spelling of 20265022075 in words is "twenty billion, two hundred sixty-five million, twenty-two thousand, seventy-five".