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57669277043 = 78238468149
BaseRepresentation
bin110101101101010110…
…110101010101110011
312111212001220210220202
4311231112311111303
51421101313331133
642254244425415
74111045524020
oct655526652563
9174761823822
1057669277043
1122503892444
12b2153a826b
135590918c91
142b11108547
151777d132e8
hexd6d5b5573

57669277043 has 4 divisors (see below), whose sum is σ = 65907745200. Its totient is φ = 49430808888.

The previous prime is 57669277027. The next prime is 57669277063. The reversal of 57669277043 is 34077296675.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57669277043 - 24 = 57669277027 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 57669277043.

It is not an unprimeable number, because it can be changed into a prime (57669277063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4119234068 + ... + 4119234081.

It is an arithmetic number, because the mean of its divisors is an integer number (16476936300).

Almost surely, 257669277043 is an apocalyptic number.

57669277043 is a deficient number, since it is larger than the sum of its proper divisors (8238468157).

57669277043 is an equidigital number, since it uses as much as digits as its factorization.

57669277043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8238468156.

The product of its (nonzero) digits is 13335840, while the sum is 56.

The spelling of 57669277043 in words is "fifty-seven billion, six hundred sixty-nine million, two hundred seventy-seven thousand, forty-three".

Divisors: 1 7 8238468149 57669277043