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54223432245 = 3251963419219
BaseRepresentation
bin110010011111111101…
…111110101000110101
312011221220221202111100
4302133331332220311
51342022144312440
640524312200313
73626464366203
oct623775765065
9164856852440
1054223432245
1120aa5794224
12a613399099
135161a61168
1428a5606073
151625552230
hexc9ff7ea35

54223432245 has 24 divisors (see below), whose sum is σ = 98933983200. Its totient is φ = 27397102176.

The previous prime is 54223432199. The next prime is 54223432247.

54223432245 is a `hidden beast` number, since 5 + 422 + 3 + 4 + 3 + 224 + 5 = 666.

54223432245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54223432245 - 28 = 54223431989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54223432247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31708755 + ... + 31710464.

It is an arithmetic number, because the mean of its divisors is an integer number (4122249300).

Almost surely, 254223432245 is an apocalyptic number.

It is an amenable number.

54223432245 is a deficient number, since it is larger than the sum of its proper divisors (44710550955).

54223432245 is a wasteful number, since it uses less digits than its factorization.

54223432245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63419249 (or 63419246 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

The spelling of 54223432245 in words is "fifty-four billion, two hundred twenty-three million, four hundred thirty-two thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 19 45 57 95 171 285 855 63419219 190257657 317096095 570772971 951288285 1204965161 2853864855 3614895483 6024825805 10844686449 18074477415 54223432245