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22057769697 = 37352589899
BaseRepresentation
bin10100100010101111…
…101101101011100001
32002221020120210121020
4110202233231223201
5330133242112242
614044434320053
71410416643315
oct244257555341
962836523536
1022057769697
11939a043937
124337129029
132106acaa42
1410d36dbb45
158917406ec
hex522bedae1

22057769697 has 4 divisors (see below), whose sum is σ = 29410359600. Its totient is φ = 14705179796.

The previous prime is 22057769689. The next prime is 22057769719. The reversal of 22057769697 is 79696775022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22057769697 - 23 = 22057769689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22057769697.

It is not an unprimeable number, because it can be changed into a prime (22057769647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3676294947 + ... + 3676294952.

It is an arithmetic number, because the mean of its divisors is an integer number (7352589900).

Almost surely, 222057769697 is an apocalyptic number.

It is an amenable number.

22057769697 is a deficient number, since it is larger than the sum of its proper divisors (7352589903).

22057769697 is an equidigital number, since it uses as much as digits as its factorization.

22057769697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7352589902.

The product of its (nonzero) digits is 20003760, while the sum is 60.

The spelling of 22057769697 in words is "twenty-two billion, fifty-seven million, seven hundred sixty-nine thousand, six hundred ninety-seven".

Divisors: 1 3 7352589899 22057769697