20446414552 has 32 divisors (see below), whose sum is σ = 38864448000. Its totient is φ = 10082978464.

The previous prime is 20446414543. The next prime is 20446414601. The reversal of 20446414552 is 25541464402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372033 + ... + 423439.

It is an arithmetic number, because the mean of its divisors is an integer number (1214514000).

Almost surely, 2^20446414552 is an apocalyptic number.

It is an amenable number.

20446414552 is a deficient number, since it is larger than the sum of its proper divisors (18418033448).

20446414552 is a wasteful number, since it uses less digits than its factorization.

20446414552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52095 (or 52091 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 20446414552 its reverse (25541464402), we get a palindrome (45987878954).

The spelling of 20446414552 in words is "twenty billion, four hundred forty-six million, four hundred fourteen thousand, five hundred fifty-two".