22485421769 has 8 divisors (see below), whose sum is σ = 23676054240. Its totient is φ = 21295508256.

The previous prime is 22485421747. The next prime is 22485421787. The reversal of 22485421769 is 96712458422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22485421769 - 2⁸ = 22485421513 is a prime.

It is a super-2 number, since 2×22485421769² (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 (22485421709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114932 + ... + 241205.

It is an arithmetic number, because the mean of its divisors is an integer number (2959506780).

Almost surely, 2^22485421769 is an apocalyptic number.

It is an amenable number.

22485421769 is a deficient number, since it is larger than the sum of its proper divisors (1190632471).

22485421769 is a wasteful number, since it uses less digits than its factorization.

22485421769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359479.

The product of its digits is 1935360, while the sum is 50.

The spelling of 22485421769 in words is "twenty-two billion, four hundred eighty-five million, four hundred twenty-one thousand, seven hundred sixty-nine".