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55560161151 = 3211717904419
BaseRepresentation
bin110011101111101001…
…001100011101111111
312022102002020121211100
4303233221030131333
51402241400124101
641305103024143
74004555402055
oct635751143577
9168362217740
1055560161151
1121621298460
12a926b9b053
135315988b01
142990d681d5
1516a2a99e86
hexcefa4c77f

55560161151 has 24 divisors (see below), whose sum is σ = 88782445440. Its totient is φ = 33198555600.

The previous prime is 55560161021. The next prime is 55560161159. The reversal of 55560161151 is 15116106555.

It is a happy number.

It is not a de Polignac number, because 55560161151 - 210 = 55560160127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55560161159) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3945181 + ... + 3959238.

It is an arithmetic number, because the mean of its divisors is an integer number (3699268560).

Almost surely, 255560161151 is an apocalyptic number.

55560161151 is a deficient number, since it is larger than the sum of its proper divisors (33222284289).

55560161151 is a wasteful number, since it uses less digits than its factorization.

55560161151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7904507 (or 7904504 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 55560161151 in words is "fifty-five billion, five hundred sixty million, one hundred sixty-one thousand, one hundred fifty-one".

Divisors: 1 3 9 11 33 71 99 213 639 781 2343 7029 7904419 23713257 71139771 86948609 260845827 561213749 782537481 1683641247 5050923741 6173351239 18520053717 55560161151