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537112558889 = 1273942162851
BaseRepresentation
bin1111101000011100110…
…01110011110100101001
31220100101022001001011122
413310032121303310221
532300001303341024
61050425054105025
753543102264444
oct7641631636451
91810338031148
10537112558889
11197874045275
1288119aab175
133b859c38aaa
141bdd412865b
15de88dabd5e
hex7d0e673d29

537112558889 has 4 divisors (see below), whose sum is σ = 537154734480. Its totient is φ = 537070383300.

The previous prime is 537112558859. The next prime is 537112558903. The reversal of 537112558889 is 988855211735.

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, and also an emirpimes, since its reverse is a distinct semiprime: 988855211735 = 5197771042347.

It is a cyclic number.

It is not a de Polignac number, because 537112558889 - 228 = 536844123433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537112558849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21068687 + ... + 21094164.

It is an arithmetic number, because the mean of its divisors is an integer number (134288683620).

Almost surely, 2537112558889 is an apocalyptic number.

It is an amenable number.

537112558889 is a deficient number, since it is larger than the sum of its proper divisors (42175591).

537112558889 is a wasteful number, since it uses less digits than its factorization.

537112558889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42175590.

The product of its digits is 24192000, while the sum is 62.

The spelling of 537112558889 in words is "five hundred thirty-seven billion, one hundred twelve million, five hundred fifty-eight thousand, eight hundred eighty-nine".

Divisors: 1 12739 42162851 537112558889