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55902853761 = 3138113493327
BaseRepresentation
bin110100000100000100…
…011101101010000001
312100021222002012201020
4310010010131222001
51403442112310021
641403104100053
74016216262636
oct640404355201
9170258065636
1055902853761
1121787781497
12aa01904629
13536b983bc1
1429c469218d
1516c2bdd7c6
hexd0411da81

55902853761 has 8 divisors (see below), whose sum is σ = 74591117184. Its totient is φ = 37241579760.

The previous prime is 55902853751. The next prime is 55902853793. The reversal of 55902853761 is 16735820955.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55902853761 - 25 = 55902853729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55902853751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6742521 + ... + 6750806.

It is an arithmetic number, because the mean of its divisors is an integer number (9323889648).

Almost surely, 255902853761 is an apocalyptic number.

It is an amenable number.

55902853761 is a deficient number, since it is larger than the sum of its proper divisors (18688263423).

55902853761 is a wasteful number, since it uses less digits than its factorization.

55902853761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13494711.

The product of its (nonzero) digits is 2268000, while the sum is 51.

The spelling of 55902853761 in words is "fifty-five billion, nine hundred two million, eight hundred fifty-three thousand, seven hundred sixty-one".

Divisors: 1 3 1381 4143 13493327 40479981 18634284587 55902853761