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13552163327 = 43315166589
BaseRepresentation
bin11001001111100010…
…11001100111111111
31021222110210020011002
430213301121213333
5210223323211302
610120433520515
7656556326153
oct144761314777
937873706132
1013552163327
11582492a98a
12276271313b
13137c8bba71
14927c1d063
15544b70c02
hex327c599ff

13552163327 has 4 divisors (see below), whose sum is σ = 13867329960. Its totient is φ = 13236996696.

The previous prime is 13552163311. The next prime is 13552163341. The reversal of 13552163327 is 72336125531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72336125531 = 102170848311.

It is a cyclic number.

It is not a de Polignac number, because 13552163327 - 24 = 13552163311 is a prime.

It is a super-2 number, since 2×135521633272 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13552163357) 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, 157583252 + ... + 157583337.

It is an arithmetic number, because the mean of its divisors is an integer number (3466832490).

Almost surely, 213552163327 is an apocalyptic number.

13552163327 is a deficient number, since it is larger than the sum of its proper divisors (315166633).

13552163327 is an equidigital number, since it uses as much as digits as its factorization.

13552163327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315166632.

The product of its digits is 113400, while the sum is 38.

Adding to 13552163327 its reverse (72336125531), we get a palindrome (85888288858).

The spelling of 13552163327 in words is "thirteen billion, five hundred fifty-two million, one hundred sixty-three thousand, three hundred twenty-seven".

Divisors: 1 43 315166589 13552163327