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2665125520060 = 2251009132067667
BaseRepresentation
bin100110110010000101110…
…111000010001010111100
3100102210011011212002220211
4212302011313002022330
5322131134113120220
65400201453122204
7363356203066663
oct46620567021274
910383134762824
102665125520060
11938300970533
12370629189364
131644217b7c63
1492dc81dddda
15494d554ab5a
hex26c85dc22bc

2665125520060 has 24 divisors (see below), whose sum is σ = 5602310476560. Its totient is φ = 1064993658624.

The previous prime is 2665125520027. The next prime is 2665125520073. The reversal of 2665125520060 is 600255215662.

It is a junction number, because it is equal to n+sod(n) for n = 2665125519995 and 2665125520022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66013654 + ... + 66054013.

It is an arithmetic number, because the mean of its divisors is an integer number (233429603190).

Almost surely, 22665125520060 is an apocalyptic number.

2665125520060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2665125520060 is an abundant number, since it is smaller than the sum of its proper divisors (2937184956500).

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

2665125520060 is a wasteful number, since it uses less digits than its factorization.

2665125520060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132068685 (or 132068683 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 2665125520060 in words is "two trillion, six hundred sixty-five billion, one hundred twenty-five million, five hundred twenty thousand, sixty".

Divisors: 1 2 4 5 10 20 1009 2018 4036 5045 10090 20180 132067667 264135334 528270668 660338335 1320676670 2641353340 133256276003 266512552006 533025104012 666281380015 1332562760030 2665125520060