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52678034869 = 192995604419
BaseRepresentation
bin110001000011110110…
…110000010110110101
312000222020000102211111
4301003312300112311
51330341034103434
640111105035021
73543260623405
oct610366602665
9160866012744
1052678034869
1120382417309
12a261925a71
134c76835745
14279a286805
151584a3b964
hexc43db05b5

52678034869 has 8 divisors (see below), whose sum is σ = 57362652000. Its totient is φ = 48184626672.

The previous prime is 52678034833. The next prime is 52678034873. The reversal of 52678034869 is 96843087625.

52678034869 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 52678034869 - 27 = 52678034741 is a prime.

It is a super-2 number, since 2×526780348692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52678034819) 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, 47801659 + ... + 47802760.

It is an arithmetic number, because the mean of its divisors is an integer number (7170331500).

Almost surely, 252678034869 is an apocalyptic number.

It is an amenable number.

52678034869 is a deficient number, since it is larger than the sum of its proper divisors (4684617131).

52678034869 is a wasteful number, since it uses less digits than its factorization.

52678034869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95604467.

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 52678034869 in words is "fifty-two billion, six hundred seventy-eight million, thirty-four thousand, eight hundred sixty-nine".

Divisors: 1 19 29 551 95604419 1816483961 2772528151 52678034869