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12614420660 = 2254359248609
BaseRepresentation
bin10111011111110000…
…01100100010110100
31012120010020222001012
423233320030202310
5201313242430120
65443414451352
7624411543422
oct135770144264
935503228035
1012614420660
115393569a46
122540663b58
13126053c14a
1487947a112
154dc68b1c5
hex2efe0c8b4

12614420660 has 48 divisors (see below), whose sum is σ = 27565876800. Its totient is φ = 4844872704.

The previous prime is 12614420653. The next prime is 12614420683. The reversal of 12614420660 is 6602441621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73565 + ... + 175044.

It is an arithmetic number, because the mean of its divisors is an integer number (574289100).

Almost surely, 212614420660 is an apocalyptic number.

12614420660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12614420660 is an abundant number, since it is smaller than the sum of its proper divisors (14951456140).

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

12614420660 is a wasteful number, since it uses less digits than its factorization.

12614420660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248720 (or 248718 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 12614420660 in words is "twelve billion, six hundred fourteen million, four hundred twenty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 43 59 86 118 172 215 236 295 430 590 860 1180 2537 5074 10148 12685 25370 50740 248609 497218 994436 1243045 2486090 4972180 10690187 14667931 21380374 29335862 42760748 53450935 58671724 73339655 106901870 146679310 213803740 293358620 630721033 1261442066 2522884132 3153605165 6307210330 12614420660