20445411034 has 4 divisors (see below), whose sum is σ = 30668116554. Its totient is φ = 10222705516.

The previous prime is 20445411013. The next prime is 20445411043. The reversal of 20445411034 is 43011454402.

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

It can be written as a sum of positive squares in only one way, i.e., 11114430625 + 9330980409 = 105425^2 + 96597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20445410993 and 20445411011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111352757 + ... + 5111352760.

Almost surely, 2^20445411034 is an apocalyptic number.

20445411034 is a deficient number, since it is larger than the sum of its proper divisors (10222705520).

20445411034 is a wasteful number, since it uses less digits than its factorization.

20445411034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10222705519.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 20445411034 its reverse (43011454402), we get a palindrome (63456865436).

The spelling of 20445411034 in words is "twenty billion, four hundred forty-five million, four hundred eleven thousand, thirty-four".