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12098966880 = 2535711133149
BaseRepresentation
bin10110100010010011…
…11001010101100000
31011020012100012101110
423101021321111200
5144234313420010
65320322503320
7605552343630
oct132111712540
934205305343
1012098966880
115149607990
122417b04b40
1311aa806000
1482ac206c0
154ac2be120
hex2d1279560

12098966880 has 768 divisors, whose sum is σ = 51819264000. Its totient is φ = 2305105920.

The previous prime is 12098966833. The next prime is 12098966903. The reversal of 12098966880 is 8866989021.

It is a self number, because there is not a number n which added to its sum of digits gives 12098966880.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81201046 + ... + 81201194.

It is an arithmetic number, because the mean of its divisors is an integer number (67473000).

Almost surely, 212098966880 is an apocalyptic number.

12098966880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12098966880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25909632000).

12098966880 is an abundant number, since it is smaller than the sum of its proper divisors (39720297120).

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

12098966880 is a wasteful number, since it uses less digits than its factorization.

12098966880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 57.

The spelling of 12098966880 in words is "twelve billion, ninety-eight million, nine hundred sixty-six thousand, eight hundred eighty".