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52672277637 = 327836067899
BaseRepresentation
bin110001000011100000…
…110010110010000101
312000221211011221101200
4301003200302302011
51330333100341022
640110341413113
73543160654440
oct610340626205
9160854157350
1052672277637
112037a144871
12a25ba0a199
134c7559b0b5
1427995c8657
1515842a0bac
hexc43832c85

52672277637 has 12 divisors (see below), whose sum is σ = 86951061600. Its totient is φ = 30098444328.

The previous prime is 52672277597. The next prime is 52672277689. The reversal of 52672277637 is 73677227625.

It is a de Polignac number, because none of the positive numbers 2k-52672277637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52672272637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 418033887 + ... + 418034012.

It is an arithmetic number, because the mean of its divisors is an integer number (7245921800).

Almost surely, 252672277637 is an apocalyptic number.

It is an amenable number.

52672277637 is a deficient number, since it is larger than the sum of its proper divisors (34278783963).

52672277637 is a wasteful number, since it uses less digits than its factorization.

52672277637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836067912 (or 836067909 counting only the distinct ones).

The product of its digits is 10372320, while the sum is 54.

The spelling of 52672277637 in words is "fifty-two billion, six hundred seventy-two million, two hundred seventy-seven thousand, six hundred thirty-seven".

Divisors: 1 3 7 9 21 63 836067899 2508203697 5852475293 7524611091 17557425879 52672277637