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57675041478 = 23218117702591
BaseRepresentation
bin110101101101101100…
…110100101011000110
312111212110202200020100
4311231230310223012
51421104302311403
642255012144530
74111145522655
oct655554645306
9174773680210
1057675041478
112250706a33a
12b217308146
135591b869a2
142b11ba919c
1517785a12a3
hexd6db34ac6

57675041478 has 24 divisors (see below), whose sum is σ = 125652998016. Its totient is φ = 19118797200.

The previous prime is 57675041447. The next prime is 57675041491. The reversal of 57675041478 is 87414057675.

57675041478 is a `hidden beast` number, since 5 + 7 + 67 + 504 + 1 + 4 + 78 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8848038 + ... + 8854553.

It is an arithmetic number, because the mean of its divisors is an integer number (5235541584).

Almost surely, 257675041478 is an apocalyptic number.

57675041478 is an abundant number, since it is smaller than the sum of its proper divisors (67977956538).

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

57675041478 is a wasteful number, since it uses less digits than its factorization.

57675041478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17702780 (or 17702777 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 54.

The spelling of 57675041478 in words is "fifty-seven billion, six hundred seventy-five million, forty-one thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 9 18 181 362 543 1086 1629 3258 17702591 35405182 53107773 106215546 159323319 318646638 3204168971 6408337942 9612506913 19225013826 28837520739 57675041478