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26332116340 = 225171937412687
BaseRepresentation
bin11000100001100001…
…000011010101110100
32111222010112002220011
4120201201003111310
5412412010210330
620032524350004
71621351203325
oct304141032564
974863462804
1026332116340
111019287a822
12512a6a5304
13263850783a
1413bb26844c
15a41b0882a
hex621843574

26332116340 has 192 divisors, whose sum is σ = 64865525760. Its totient is φ = 8911503360.

The previous prime is 26332116311. The next prime is 26332116347. The reversal of 26332116340 is 4361123362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26332116347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9798477 + ... + 9801163.

It is an arithmetic number, because the mean of its divisors is an integer number (337841280).

Almost surely, 226332116340 is an apocalyptic number.

26332116340 is a gapful number since it is divisible by the number (20) 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 26332116340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32432762880).

26332116340 is an abundant number, since it is smaller than the sum of its proper divisors (38533409420).

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

26332116340 is a wasteful number, since it uses less digits than its factorization.

26332116340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 26332116340 in words is "twenty-six billion, three hundred thirty-two million, one hundred sixteen thousand, three hundred forty".