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12480105463 = 72377516183
BaseRepresentation
bin10111001111101111…
…10100101111110111
31012012202112001020021
423213313310233313
5201024401333323
65422215550011
7621161101060
oct134767645767
935182461207
1012480105463
11532476aa51
12250368b307
13123b7724b7
148656b5567
154d09a905d
hex2e7df4bf7

12480105463 has 8 divisors (see below), whose sum is σ = 14883107328. Its totient is φ = 10232136024.

The previous prime is 12480105413. The next prime is 12480105499. The reversal of 12480105463 is 36450108421.

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 12480105463 - 217 = 12479974391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12480105413) 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, 38757931 + ... + 38758252.

It is an arithmetic number, because the mean of its divisors is an integer number (1860388416).

Almost surely, 212480105463 is an apocalyptic number.

12480105463 is a deficient number, since it is larger than the sum of its proper divisors (2403001865).

12480105463 is an equidigital number, since it uses as much as digits as its factorization.

12480105463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77516213.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 12480105463 in words is "twelve billion, four hundred eighty million, one hundred five thousand, four hundred sixty-three".

Divisors: 1 7 23 161 77516183 542613281 1782872209 12480105463