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12575069994 = 239439222041
BaseRepresentation
bin10111011011000100…
…00101011100101010
31012110101012202002010
423231202011130222
5201223204214434
65435451220350
7623423221434
oct135542053452
935411182063
1012575069994
115373332233
12252b4476b6
131255342026
14874155654
154d8eb69e9
hex2ed88572a

12575069994 has 16 divisors (see below), whose sum is σ = 25152917760. Its totient is φ = 4191227040.

The previous prime is 12575069993. The next prime is 12575070019. The reversal of 12575069994 is 49996057521.

12575069994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12575069993) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54387 + ... + 167654.

It is an arithmetic number, because the mean of its divisors is an integer number (1572057360).

Almost surely, 212575069994 is an apocalyptic number.

12575069994 is an abundant number, since it is smaller than the sum of its proper divisors (12577847766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12575069994 is a wasteful number, since it uses less digits than its factorization.

12575069994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231485.

The product of its (nonzero) digits is 6123600, while the sum is 57.

The spelling of 12575069994 in words is "twelve billion, five hundred seventy-five million, sixty-nine thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 9439 18878 28317 56634 222041 444082 666123 1332246 2095844999 4191689998 6287534997 12575069994