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67885082425 = 5219317450839
BaseRepresentation
bin111111001110010001…
…000010011100111001
320111020000202111101001
4333032101002130321
52103012040114200
651104100525001
74622153452126
oct771621023471
9214200674331
1067885082425
11268763a5206
12111a66b0761
13652b235834
1433ddba574d
151b74aed76a
hexfce442739

67885082425 has 24 divisors (see below), whose sum is σ = 88887614400. Its totient is φ = 51287330880.

The previous prime is 67885082413. The next prime is 67885082443. The reversal of 67885082425 is 52428058876.

It is not a de Polignac number, because 67885082425 - 211 = 67885080377 is a prime.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74845 + ... + 375994.

It is an arithmetic number, because the mean of its divisors is an integer number (3703650600).

Almost surely, 267885082425 is an apocalyptic number.

It is an amenable number.

67885082425 is a deficient number, since it is larger than the sum of its proper divisors (21002531975).

67885082425 is a wasteful number, since it uses less digits than its factorization.

67885082425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451185 (or 451180 counting only the distinct ones).

The product of its (nonzero) digits is 8601600, while the sum is 55.

The spelling of 67885082425 in words is "sixty-seven billion, eight hundred eighty-five million, eighty-two thousand, four hundred twenty-five".

Divisors: 1 5 19 25 95 317 475 1585 6023 7925 30115 150575 450839 2254195 8565941 11270975 42829705 142915963 214148525 714579815 2715403297 3572899075 13577016485 67885082425