32405214056 has 8 divisors (see below), whose sum is σ = 60759776370. Its totient is φ = 16202607024.

The previous prime is 32405214043. The next prime is 32405214067. The reversal of 32405214056 is 65041250423.

It can be written as a sum of positive squares in only one way, i.e., 32351777956 + 53436100 = 179866^2 + 7310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×32405214056² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025325871 + ... + 2025325886.

Almost surely, 2^32405214056 is an apocalyptic number.

It is an amenable number.

32405214056 is a deficient number, since it is larger than the sum of its proper divisors (28354562314).

32405214056 is a wasteful number, since it uses less digits than its factorization.

32405214056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050651763 (or 4050651759 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 32405214056 its reverse (65041250423), we get a palindrome (97446464479).

The spelling of 32405214056 in words is "thirty-two billion, four hundred five million, two hundred fourteen thousand, fifty-six".