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64014418004 = 2265324507817
BaseRepresentation
bin111011100111100011…
…101000000001010100
320010020021102100222112
4323213203220001110
52022100142334004
645224031050152
74424223401165
oct734743500124
9203207370875
1064014418004
112516a519799
12104a6370958
136062359364
143153abb76c
1519e9dc4e6e
hexee78e8054

64014418004 has 12 divisors (see below), whose sum is σ = 112196790804. Its totient is φ = 31958192064.

The previous prime is 64014417989. The next prime is 64014418021. The reversal of 64014418004 is 40081441046.

It can be written as a sum of positive squares in 2 ways, for example, as 24695493904 + 39318924100 = 157148^2 + 198290^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12251297 + ... + 12256520.

It is an arithmetic number, because the mean of its divisors is an integer number (9349732567).

Almost surely, 264014418004 is an apocalyptic number.

It is an amenable number.

64014418004 is a deficient number, since it is larger than the sum of its proper divisors (48182372800).

64014418004 is a wasteful number, since it uses less digits than its factorization.

64014418004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24508474 (or 24508472 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 64014418004 in words is "sixty-four billion, fourteen million, four hundred eighteen thousand, four".

Divisors: 1 2 4 653 1306 2612 24507817 49015634 98031268 16003604501 32007209002 64014418004