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12674162680 = 235626950543
BaseRepresentation
bin10111100110111000…
…00101111111111000
31012201021200011200121
423303130011333320
5201424041201210
65453351143024
7626035414414
oct136334057770
935637604617
1012674162680
115414264013
122558674a74
13126ca2885a
1488338bd44
154e2a3c6da
hex2f3705ff8

12674162680 has 32 divisors (see below), whose sum is σ = 28521979200. Its totient is φ = 5068756096.

The previous prime is 12674162663. The next prime is 12674162689. The reversal of 12674162680 is 8626147621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12674162689) 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, 225489 + ... + 276031.

It is an arithmetic number, because the mean of its divisors is an integer number (891311850).

Almost surely, 212674162680 is an apocalyptic number.

12674162680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12674162680 is an abundant number, since it is smaller than the sum of its proper divisors (15847816520).

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

12674162680 is a wasteful number, since it uses less digits than its factorization.

12674162680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56823 (or 56819 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 12674162680 in words is "twelve billion, six hundred seventy-four million, one hundred sixty-two thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 6269 12538 25076 31345 50152 50543 62690 101086 125380 202172 250760 252715 404344 505430 1010860 2021720 316854067 633708134 1267416268 1584270335 2534832536 3168540670 6337081340 12674162680