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67552005007 = 2911871962409
BaseRepresentation
bin111110111010011010…
…011100101110001111
320110100211000102001101
4332322122130232033
52101321303130012
651011041523531
74611000366004
oct767232345617
9213324012041
1067552005007
1126715389213
12111130435a7
1364a72260c6
1433ab8618ab
151b55758d57
hexfba69cb8f

67552005007 has 8 divisors (see below), whose sum is σ = 69940292400. Its totient is φ = 65167644864.

The previous prime is 67552004999. The next prime is 67552005013. The reversal of 67552005007 is 70050025576.

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 67552005007 - 23 = 67552004999 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 (67552005067) by changing a digit.

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, 946782 + ... + 1015627.

It is an arithmetic number, because the mean of its divisors is an integer number (8742536550).

Almost surely, 267552005007 is an apocalyptic number.

67552005007 is a deficient number, since it is larger than the sum of its proper divisors (2388287393).

67552005007 is a wasteful number, since it uses less digits than its factorization.

67552005007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963625.

The product of its (nonzero) digits is 73500, while the sum is 37.

The spelling of 67552005007 in words is "sixty-seven billion, five hundred fifty-two million, five thousand, seven".

Divisors: 1 29 1187 34423 1962409 56909861 2329379483 67552005007