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67116703541 = 534792643743
BaseRepresentation
bin111110100000011101…
…111001111100110101
320102020110220210200212
4332200131321330311
52044423334003131
650455531515205
74564133365346
oct764035717465
9212213823625
1067116703541
11265116a1838
12110112b8b05
136437ca4784
143369b0c0cd
151b2c420a2b
hexfa0779f35

67116703541 has 8 divisors (see below), whose sum is σ = 68525844480. Its totient is φ = 65712851152.

The previous prime is 67116703519. The next prime is 67116703559. The reversal of 67116703541 is 14530761176.

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 67116703541 - 218 = 67116441397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67116703561) 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, 1296485 + ... + 1347258.

It is an arithmetic number, because the mean of its divisors is an integer number (8565730560).

Almost surely, 267116703541 is an apocalyptic number.

It is an amenable number.

67116703541 is a deficient number, since it is larger than the sum of its proper divisors (1409140939).

67116703541 is a wasteful number, since it uses less digits than its factorization.

67116703541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644275.

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 67116703541 in words is "sixty-seven billion, one hundred sixteen million, seven hundred three thousand, five hundred forty-one".

Divisors: 1 53 479 25387 2643743 140118379 1266352897 67116703541