22661355045 has 64 divisors (see below), whose sum is σ = 44264102400. Its totient is φ = 9663725568.

The previous prime is 22661354999. The next prime is 22661355047. The reversal of 22661355045 is 54055316622.

It is not a de Polignac number, because 22661355045 - 2⁷ = 22661354917 is a prime.

It is a super-3 number, since 3×22661355045³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22661354994 and 22661355012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22661355047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 145531 + ... + 257879.

It is an arithmetic number, because the mean of its divisors is an integer number (691626600).

Almost surely, 2^22661355045 is an apocalyptic number.

It is an amenable number.

22661355045 is a deficient number, since it is larger than the sum of its proper divisors (21602747355).

22661355045 is a wasteful number, since it uses less digits than its factorization.

22661355045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112494.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 22661355045 in words is "twenty-two billion, six hundred sixty-one million, three hundred fifty-five thousand, forty-five".