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26163483887020 = 2251308174194351
BaseRepresentation
bin1011111001011101010010…
…01010011100010110101100
310102122012112011210000002111
411330232221022130112230
511412130303333341040
6131351201044133404
75340151343446234
oct574565112342654
9112565464700074
1026163483887020
118377964634517
122b267a9997264
13117a28a5c794c
14666468526cc4
1530588b583dea
hex17cba929c5ac

26163483887020 has 12 divisors (see below), whose sum is σ = 54943316162784. Its totient is φ = 10465393554800.

The previous prime is 26163483886973. The next prime is 26163483887033. The reversal of 26163483887020 is 2078838436162.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654087097156 + ... + 654087097195.

It is an arithmetic number, because the mean of its divisors is an integer number (4578609680232).

Almost surely, 226163483887020 is an apocalyptic number.

26163483887020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26163483887020 is an abundant number, since it is smaller than the sum of its proper divisors (28779832275764).

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

26163483887020 is a wasteful number, since it uses less digits than its factorization.

26163483887020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308174194360 (or 1308174194358 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 58.

The spelling of 26163483887020 in words is "twenty-six trillion, one hundred sixty-three billion, four hundred eighty-three million, eight hundred eighty-seven thousand, twenty".

Divisors: 1 2 4 5 10 20 1308174194351 2616348388702 5232696777404 6540870971755 13081741943510 26163483887020