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18063142713 = 327112331139263
BaseRepresentation
bin10000110100101001…
…011010111100111001
31201121211222201112200
4100310221122330321
5243443131031323
612144215500413
71206423115440
oct206451327471
951554881480
1018063142713
11772a19a520
123601387709
13191b33ab35
14c34d85d57
1570abcc443
hex434a5af39

18063142713 has 192 divisors, whose sum is σ = 35424829440. Its totient is φ = 8590665600.

The previous prime is 18063142711. The next prime is 18063142723. The reversal of 18063142713 is 31724136081.

It is a happy number.

18063142713 is a `hidden beast` number, since 1 + 8 + 0 + 631 + 4 + 2 + 7 + 13 = 666.

It is not a de Polignac number, because 18063142713 - 21 = 18063142711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18063142711) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 68681020 + ... + 68681282.

It is an arithmetic number, because the mean of its divisors is an integer number (184504320).

Almost surely, 218063142713 is an apocalyptic number.

It is an amenable number.

18063142713 is a deficient number, since it is larger than the sum of its proper divisors (17361686727).

18063142713 is a wasteful number, since it uses less digits than its factorization.

18063142713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

Adding to 18063142713 its reverse (31724136081), we get a palindrome (49787278794).

The spelling of 18063142713 in words is "eighteen billion, sixty-three million, one hundred forty-two thousand, seven hundred thirteen".