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68150158848 = 29321011271153
BaseRepresentation
bin111111011110000100…
…001110011000000000
320111220111112202212100
4333132010032120000
52104032420040343
651150250230400
74631552535522
oct773604163000
9214814482770
1068150158848
11269a1a96032
121125b425400
1365711265a5
143427087a12
151b8d00e9d3
hexfde10e600

68150158848 has 240 divisors, whose sum is σ = 200371032576. Its totient is φ = 22295347200.

The previous prime is 68150158831. The next prime is 68150158927. The reversal of 68150158848 is 84885105186.

68150158848 is a `hidden beast` number, since 6 + 8 + 1 + 50 + 1 + 588 + 4 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 68150158794 and 68150158803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59106240 + ... + 59107392.

Almost surely, 268150158848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68150158848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100185516288).

68150158848 is an abundant number, since it is smaller than the sum of its proper divisors (132220873728).

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

68150158848 is a wasteful number, since it uses less digits than its factorization.

68150158848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405 (or 1386 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 54.

The spelling of 68150158848 in words is "sixty-eight billion, one hundred fifty million, one hundred fifty-eight thousand, eight hundred forty-eight".