21276032032336 has 40 divisors (see below), whose sum is σ = 41237964574560. Its totient is φ = 10633977330816.

The previous prime is 21276032032271. The next prime is 21276032032393. The reversal of 21276032032336 is 63323023067212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010295375 + ... + 1010316433.

It is an arithmetic number, because the mean of its divisors is an integer number (1030949114364).

Almost surely, 2^{21276032032336} is an apocalyptic number.

It is an amenable number.

21276032032336 is a deficient number, since it is larger than the sum of its proper divisors (19961932542224).

21276032032336 is a wasteful number, since it uses less digits than its factorization.

21276032032336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42043 (or 42037 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 40.

Adding to 21276032032336 its reverse (63323023067212), we get a palindrome (84599055099548).

The spelling of 21276032032336 in words is "twenty-one trillion, two hundred seventy-six billion, thirty-two million, thirty-two thousand, three hundred thirty-six".