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12673407288 = 2331393798983
BaseRepresentation
bin10111100110110010…
…01101100100111000
31012201020020210111010
423303121031210320
5201423343013123
65453323033520
7626026120203
oct136331154470
935636223433
1012673407288
115413898523
12255836b8a0
13126c822a89
1488323293a
154e293d993
hex2f364d938

12673407288 has 32 divisors (see below), whose sum is σ = 31911465600. Its totient is φ = 4194076128.

The previous prime is 12673407281. The next prime is 12673407289. The reversal of 12673407288 is 88270437621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12673407281) 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, 1896156 + ... + 1902827.

It is an arithmetic number, because the mean of its divisors is an integer number (997233300).

Almost surely, 212673407288 is an apocalyptic number.

It is an amenable number.

12673407288 is an abundant number, since it is smaller than the sum of its proper divisors (19238058312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12673407288 is a wasteful number, since it uses less digits than its factorization.

12673407288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3799131 (or 3799127 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 12673407288 in words is "twelve billion, six hundred seventy-three million, four hundred seven thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 139 278 417 556 834 1112 1668 3336 3798983 7597966 11396949 15195932 22793898 30391864 45587796 91175592 528058637 1056117274 1584175911 2112234548 3168351822 4224469096 6336703644 12673407288