22547706961 has 16 divisors (see below), whose sum is σ = 25575471040. Its totient is φ = 19706016960.

The previous prime is 22547706901. The next prime is 22547706967. The reversal of 22547706961 is 16960774522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22547706961 - 2¹¹ = 22547704913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22547706967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399091 + ... + 452071.

It is an arithmetic number, because the mean of its divisors is an integer number (1598466940).

Almost surely, 2^22547706961 is an apocalyptic number.

It is an amenable number.

22547706961 is a deficient number, since it is larger than the sum of its proper divisors (3027764079).

22547706961 is a wasteful number, since it uses less digits than its factorization.

22547706961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54736.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 22547706961 in words is "twenty-two billion, five hundred forty-seven million, seven hundred six thousand, nine hundred sixty-one".