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57842761429 = 2271583160969
BaseRepresentation
bin110101110111101100…
…100111111011010101
312112022011100201202101
4311313230213323111
51421430221331204
642323403042101
74115253234265
oct656754477325
9175264321671
1057842761429
1122592804872
12b263510331
1355ba84b26b
142b2a1877a5
151788180ea4
hexd77b27ed5

57842761429 has 8 divisors (see below), whose sum is σ = 58134637440. Its totient is φ = 57551210976.

The previous prime is 57842761423. The next prime is 57842761441. The reversal of 57842761429 is 92416724875.

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 57842761429 - 213 = 57842753237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57842761429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57842761423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278857 + ... + 439825.

It is an arithmetic number, because the mean of its divisors is an integer number (7266829680).

Almost surely, 257842761429 is an apocalyptic number.

It is an amenable number.

57842761429 is a deficient number, since it is larger than the sum of its proper divisors (291876011).

57842761429 is a wasteful number, since it uses less digits than its factorization.

57842761429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162779.

The product of its digits is 6773760, while the sum is 55.

The spelling of 57842761429 in words is "fifty-seven billion, eight hundred forty-two million, seven hundred sixty-one thousand, four hundred twenty-nine".

Divisors: 1 227 1583 160969 359341 36539963 254813927 57842761429