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55760017745 = 550387221327
BaseRepresentation
bin110011111011100011…
…100101100101010001
312022221000022101112102
4303323203211211101
51403144031031440
641341002410145
74012533221255
oct637343454521
9168830271472
1055760017745
11217140926a3
12a981b00955
1353481c2a53
1429ad710265
1516b53c6b15
hexcfb8e5951

55760017745 has 8 divisors (see below), whose sum is σ = 66913651584. Its totient is φ = 44606927344.

The previous prime is 55760017739. The next prime is 55760017783. The reversal of 55760017745 is 54771006755.

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

It is a cyclic number.

It is not a de Polignac number, because 55760017745 - 214 = 55760001361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55760017745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141272 + ... + 362598.

It is an arithmetic number, because the mean of its divisors is an integer number (8364206448).

Almost surely, 255760017745 is an apocalyptic number.

It is an amenable number.

55760017745 is a deficient number, since it is larger than the sum of its proper divisors (11153633839).

55760017745 is a wasteful number, since it uses less digits than its factorization.

55760017745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271719.

The product of its (nonzero) digits is 1029000, while the sum is 47.

The spelling of 55760017745 in words is "fifty-five billion, seven hundred sixty million, seventeen thousand, seven hundred forty-five".

Divisors: 1 5 50387 221327 251935 1106635 11152003549 55760017745