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67370034040 = 23510116675751
BaseRepresentation
bin111110101111100100…
…010010001101111000
320102220010121022210221
4332233210102031320
52100433212042130
650541021345424
74603330561261
oct765744221570
9212803538727
1067370034040
112663169a791
1211082108274
13647861208a
143391613968
151b447b187a
hexfaf912378

67370034040 has 32 divisors (see below), whose sum is σ = 153083403360. Its totient is φ = 26681200000.

The previous prime is 67370034037. The next prime is 67370034059. The reversal of 67370034040 is 4043007376.

It is a junction number, because it is equal to n+sod(n) for n = 67370033987 and 67370034005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8333836 + ... + 8341915.

It is an arithmetic number, because the mean of its divisors is an integer number (4783856355).

Almost surely, 267370034040 is an apocalyptic number.

It is an amenable number.

67370034040 is an abundant number, since it is smaller than the sum of its proper divisors (85713369320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67370034040 is a wasteful number, since it uses less digits than its factorization.

67370034040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16675863 (or 16675859 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The spelling of 67370034040 in words is "sixty-seven billion, three hundred seventy million, thirty-four thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 101 202 404 505 808 1010 2020 4040 16675751 33351502 66703004 83378755 133406008 166757510 333515020 667030040 1684250851 3368501702 6737003404 8421254255 13474006808 16842508510 33685017020 67370034040