20553425636032 has 28 divisors (see below), whose sum is σ = 40794376867776. Its totient is φ = 10274527527680.

The previous prime is 20553425635993. The next prime is 20553425636053. The reversal of 20553425636032 is 23063652435502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33841819 + ... + 34443802.

It is an arithmetic number, because the mean of its divisors is an integer number (1456942030992).

Almost surely, 2^{20553425636032} is an apocalyptic number.

It is an amenable number.

20553425636032 is a deficient number, since it is larger than the sum of its proper divisors (20240951231744).

20553425636032 is an equidigital number, since it uses as much as digits as its factorization.

20553425636032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68290336 (or 68290326 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 46.

The spelling of 20553425636032 in words is "twenty trillion, five hundred fifty-three billion, four hundred twenty-five million, six hundred thirty-six thousand, thirty-two".