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56552341589 = 195356159227
BaseRepresentation
bin110100101010110010…
…000100000001010101
312101222020012121111222
4310222302010001111
51411304344412324
641551344540125
74041263654312
oct645262040125
9171866177458
1056552341589
1121a90360297
12ab63321645
1354433b8a23
142a46a3bd09
15170ec3455e
hexd2ac84055

56552341589 has 8 divisors (see below), whose sum is σ = 60651966240. Its totient is φ = 52565035536.

The previous prime is 56552341583. The next prime is 56552341597. The reversal of 56552341589 is 98514325565.

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

It is a cyclic number.

It is not a de Polignac number, because 56552341589 - 28 = 56552341333 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56552341589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56552341583) 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, 28078607 + ... + 28080620.

It is an arithmetic number, because the mean of its divisors is an integer number (7581495780).

Almost surely, 256552341589 is an apocalyptic number.

It is an amenable number.

56552341589 is a deficient number, since it is larger than the sum of its proper divisors (4099624651).

56552341589 is a wasteful number, since it uses less digits than its factorization.

56552341589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56159299.

The product of its digits is 6480000, while the sum is 53.

The spelling of 56552341589 in words is "fifty-six billion, five hundred fifty-two million, three hundred forty-one thousand, five hundred eighty-nine".

Divisors: 1 19 53 1007 56159227 1067025313 2976439031 56552341589