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26101315116553 = 195946749858579
BaseRepresentation
bin1011110111101001011111…
…00111011001111000001001
310102102021001112021020120011
411323310233213121320021
511410120443132212203
6131302440103431521
75332520630561455
oct573645747317011
9112367045236504
1026101315116553
118353561a18076
122b167397555a1
131174460751931
1466344ba05665
15303e4d73276d
hex17bd2f9d9e09

26101315116553 has 16 divisors (see below), whose sum is σ = 28000578528000. Its totient is φ = 24256397631312.

The previous prime is 26101315116517. The next prime is 26101315116581. The reversal of 26101315116553 is 35561151310162.

It is a cyclic number.

It is not a de Polignac number, because 26101315116553 - 225 = 26101281562121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26101315116053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24405783 + ... + 25452796.

It is an arithmetic number, because the mean of its divisors is an integer number (1750036158000).

Almost surely, 226101315116553 is an apocalyptic number.

It is an amenable number.

26101315116553 is a deficient number, since it is larger than the sum of its proper divisors (1899263411447).

26101315116553 is a wasteful number, since it uses less digits than its factorization.

26101315116553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49859124.

The product of its (nonzero) digits is 81000, while the sum is 40.

The spelling of 26101315116553 in words is "twenty-six trillion, one hundred one billion, three hundred fifteen million, one hundred sixteen thousand, five hundred fifty-three".

Divisors: 1 19 59 467 1121 8873 27553 523507 49858579 947313001 2941656161 23283956393 55891467059 442395171467 1373753427187 26101315116553