20959120215932 has 24 divisors (see below), whose sum is σ = 38279015737200. Its totient is φ = 10028654402816.

The previous prime is 20959120215881. The next prime is 20959120215991. The reversal of 20959120215932 is 23951202195902.

It is a happy number.

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, 799465082 + ... + 799491297.

It is an arithmetic number, because the mean of its divisors is an integer number (1594958989050).

Almost surely, 2^{20959120215932} is an apocalyptic number.

It is an amenable number.

20959120215932 is a deficient number, since it is larger than the sum of its proper divisors (17319895521268).

20959120215932 is a wasteful number, since it uses less digits than its factorization.

20959120215932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598956525 (or 1598956523 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 20959120215932 in words is "twenty trillion, nine hundred fifty-nine billion, one hundred twenty million, two hundred fifteen thousand, nine hundred thirty-two".