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64083659134 = 2118179356143
BaseRepresentation
bin111011101011101011…
…110000100101111110
320010102002201011221211
4323223223300211332
52022220404043014
645234543115034
74426024054315
oct735353604576
9203362634854
1064083659134
11251a5611670
12105055a2a7a
1360737c0641
14315cd8327c
151a01000cc4
hexeebaf097e

64083659134 has 16 divisors (see below), whose sum is σ = 104877285120. Its totient is φ = 29125292760.

The previous prime is 64083659117. The next prime is 64083659147. The reversal of 64083659134 is 43195638046.

It is a happy number.

It is a super-4 number, since 4×640836591344 (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867 + ... + 358009.

It is an arithmetic number, because the mean of its divisors is an integer number (6554830320).

Almost surely, 264083659134 is an apocalyptic number.

64083659134 is a deficient number, since it is larger than the sum of its proper divisors (40793625986).

64083659134 is a wasteful number, since it uses less digits than its factorization.

64083659134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364335.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 64083659134 in words is "sixty-four billion, eighty-three million, six hundred fifty-nine thousand, one hundred thirty-four".

Divisors: 1 2 11 22 8179 16358 89969 179938 356143 712286 3917573 7835146 2912893597 5825787194 32041829567 64083659134