20052223504 has 10 divisors (see below), whose sum is σ = 38851183070. Its totient is φ = 10026111744.

The previous prime is 20052223453. The next prime is 20052223511. The reversal of 20052223504 is 40532225002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20005273600 + 46949904 = 141440^2 + 6852^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626631969 + ... + 626632000.

It is an arithmetic number, because the mean of its divisors is an integer number (3885118307).

Almost surely, 2^20052223504 is an apocalyptic number.

It is an amenable number.

20052223504 is a deficient number, since it is larger than the sum of its proper divisors (18798959566).

20052223504 is a wasteful number, since it uses less digits than its factorization.

20052223504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253263977 (or 1253263971 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 20052223504 its reverse (40532225002), we get a palindrome (60584448506).

The spelling of 20052223504 in words is "twenty billion, fifty-two million, two hundred twenty-three thousand, five hundred four".