23022435661 has 16 divisors (see below), whose sum is σ = 23767732800. Its totient is φ = 22286454400.

The previous prime is 23022435613. The next prime is 23022435703. The reversal of 23022435661 is 16653422032.

It is a cyclic number.

It is not a de Polignac number, because 23022435661 - 2⁷ = 23022435533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022435461) 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, 3600255 + ... + 3606643.

It is an arithmetic number, because the mean of its divisors is an integer number (1485483300).

Almost surely, 2^23022435661 is an apocalyptic number.

It is an amenable number.

23022435661 is a deficient number, since it is larger than the sum of its proper divisors (745297139).

23022435661 is a wasteful number, since it uses less digits than its factorization.

23022435661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 23022435661 its reverse (16653422032), we get a palindrome (39675857693).

The spelling of 23022435661 in words is "twenty-three billion, twenty-two million, four hundred thirty-five thousand, six hundred sixty-one".