21963047623632 has 60 divisors (see below), whose sum is σ = 64701083285280. Its totient is φ = 6935699248704.

The previous prime is 21963047623631. The next prime is 21963047623667. The reversal of 21963047623632 is 23632674036912.

21963047623632 is a `hidden beast` number, since 2 + 1 + 9 + 6 + 3 + 0 + 4 + 7 + 623 + 6 + 3 + 2 = 666.

21963047623632 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21963047623631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4013712108 + ... + 4013717579.

It is an arithmetic number, because the mean of its divisors is an integer number (1078351388088).

Almost surely, 2^{21963047623632} is an apocalyptic number.

It is an amenable number.

21963047623632 is an abundant number, since it is smaller than the sum of its proper divisors (42738035661648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21963047623632 is a wasteful number, since it uses less digits than its factorization.

21963047623632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8027429720 (or 8027429711 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 54.

The spelling of 21963047623632 in words is "twenty-one trillion, nine hundred sixty-three billion, forty-seven million, six hundred twenty-three thousand, six hundred thirty-two".