22785600601 has 9 divisors (see below), whose sum is σ = 23822981749. Its totient is φ = 21791601436.

The previous prime is 22785600589. The next prime is 22785600631. The reversal of 22785600601 is 10600658722.

It is a happy number.

The square root of 22785600601 is 150949.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 22785600601 - 2¹⁹ = 22785076313 is a prime.

It is a super-2 number, since 2×22785600601² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22785600631) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3468546 + ... + 3475108.

Almost surely, 2^22785600601 is an apocalyptic number.

22785600601 is the 150949-th square number.

22785600601 is the 75475-th centered octagonal number.

It is an amenable number.

22785600601 is a deficient number, since it is larger than the sum of its proper divisors (1037381148).

22785600601 is an frugal number, since it uses more digits than its factorization.

22785600601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13172 (or 6586 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 22785600601 in words is "twenty-two billion, seven hundred eighty-five million, six hundred thousand, six hundred one".