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26020995616 = 2571159712521
BaseRepresentation
bin11000001110111110…
…001110001000100000
32111011110002112111101
4120032332032020200
5411242333324431
615542012124144
71610552545660
oct301676161040
974143075441
1026020995616
11100431a0160
125062466654
1325b8c15035
14138bbdc1a0
15a2464e961
hex60ef8e220

26020995616 has 192 divisors, whose sum is σ = 65893201920. Its totient is φ = 9821952000.

The previous prime is 26020995613. The next prime is 26020995631. The reversal of 26020995616 is 61659902062.

It is not an unprimeable number, because it can be changed into a prime (26020995613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10320436 + ... + 10322956.

It is an arithmetic number, because the mean of its divisors is an integer number (343193760).

Almost surely, 226020995616 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 26020995616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32946600960).

26020995616 is an abundant number, since it is smaller than the sum of its proper divisors (39872206304).

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

26020995616 is a wasteful number, since it uses less digits than its factorization.

26020995616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679 (or 2671 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 26020995616 in words is "twenty-six billion, twenty million, nine hundred ninety-five thousand, six hundred sixteen".