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26406464060 = 2251320323203
BaseRepresentation
bin11000100101111100…
…101010101000111100
32112011022102100210102
4120211330222220330
5413040023322220
620044142100232
71623243145454
oct304574525074
975138370712
1026406464060
1110220840319
12514b57a678
13264aa39282
1413c709cd64
15a483e2775
hex625f2aa3c

26406464060 has 12 divisors (see below), whose sum is σ = 55453574568. Its totient is φ = 10562585616.

The previous prime is 26406464057. The next prime is 26406464093. The reversal of 26406464060 is 6046460462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660161582 + ... + 660161621.

It is an arithmetic number, because the mean of its divisors is an integer number (4621131214).

Almost surely, 226406464060 is an apocalyptic number.

26406464060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26406464060 is an abundant number, since it is smaller than the sum of its proper divisors (29047110508).

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

26406464060 is a wasteful number, since it uses less digits than its factorization.

26406464060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320323212 (or 1320323210 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 26406464060 in words is "twenty-six billion, four hundred six million, four hundred sixty-four thousand, sixty".

Divisors: 1 2 4 5 10 20 1320323203 2640646406 5281292812 6601616015 13203232030 26406464060