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57665483713 = 251238996167
BaseRepresentation
bin110101101101001000…
…010111001111000001
312111211210210002110001
4311231020113033001
51421044330434323
642254031240001
74111001344525
oct655510271701
9174753702401
1057665483713
1122501731462
12b214079001
13558cbbb4c6
142b107dbd85
1517778143ad
hexd6d2173c1

57665483713 has 8 divisors (see below), whose sum is σ = 57920063040. Its totient is φ = 57411102000.

The previous prime is 57665483653. The next prime is 57665483737. The reversal of 57665483713 is 31738456675.

It is a happy number.

57665483713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 57665483713 - 213 = 57665475521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57665423713) 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, 551556 + ... + 647722.

It is an arithmetic number, because the mean of its divisors is an integer number (7240007880).

Almost surely, 257665483713 is an apocalyptic number.

It is an amenable number.

57665483713 is a deficient number, since it is larger than the sum of its proper divisors (254579327).

57665483713 is a wasteful number, since it uses less digits than its factorization.

57665483713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98807.

The product of its digits is 12700800, while the sum is 55.

The spelling of 57665483713 in words is "fifty-seven billion, six hundred sixty-five million, four hundred eighty-three thousand, seven hundred thirteen".

Divisors: 1 251 2389 96167 599639 24137917 229742963 57665483713