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12676384647 = 321408487183
BaseRepresentation
bin10111100111001001…
…00100011110000111
31012201102212001122200
423303210210132013
5201430123302042
65453510525543
7626063330433
oct136344443607
935642761580
1012676384647
115415541453
1225593668b3
131270326024
148837a99c3
154e2d2ac4c
hex2f3924787

12676384647 has 6 divisors (see below), whose sum is σ = 18310333392. Its totient is φ = 8450923092.

The previous prime is 12676384639. The next prime is 12676384661. The reversal of 12676384647 is 74648367621.

It is not a de Polignac number, because 12676384647 - 23 = 12676384639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12676384593 and 12676384602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12676384687) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 704243583 + ... + 704243600.

It is an arithmetic number, because the mean of its divisors is an integer number (3051722232).

Almost surely, 212676384647 is an apocalyptic number.

12676384647 is a deficient number, since it is larger than the sum of its proper divisors (5633948745).

12676384647 is a wasteful number, since it uses less digits than its factorization.

12676384647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408487189 (or 1408487186 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 12676384647 in words is "twelve billion, six hundred seventy-six million, three hundred eighty-four thousand, six hundred forty-seven".

Divisors: 1 3 9 1408487183 4225461549 12676384647