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12928701010860 = 22335196481194431
BaseRepresentation
bin1011110000100011001010…
…1000011001001110101100
31200202222020101212121022000
42330020302220121032230
53143310434424321420
643255210243452300
72503032156241365
oct274106250311654
950688211777260
1012928701010860
114135038740988
121549803987090
1372a22c39ac4b
14329a76ab2b6c
15176489ed5690
hexbc232a193ac

12928701010860 has 192 divisors, whose sum is σ = 42346356326400. Its totient is φ = 3265677388800.

The previous prime is 12928701010859. The next prime is 12928701010937. The reversal of 12928701010860 is 6801010782921.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66397845 + ... + 66592275.

It is an arithmetic number, because the mean of its divisors is an integer number (220553939200).

Almost surely, 212928701010860 is an apocalyptic number.

12928701010860 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 12928701010860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21173178163200).

12928701010860 is an abundant number, since it is smaller than the sum of its proper divisors (29417655315540).

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

12928701010860 is a wasteful number, since it uses less digits than its factorization.

12928701010860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200949 (or 200941 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The spelling of 12928701010860 in words is "twelve trillion, nine hundred twenty-eight billion, seven hundred one million, ten thousand, eight hundred sixty".