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66060511052 = 2226961394527
BaseRepresentation
bin111101100001100000…
…110110011101001100
320022111212111122222112
4331201200312131030
52040242442323202
650203042003152
74526020036064
oct754140663514
9208455448875
1066060511052
112601a488788
12109776464b8
1362ca2216c3
1432a97343a4
151ab983eb52
hexf6183674c

66060511052 has 12 divisors (see below), whose sum is σ = 116035657920. Its totient is φ = 32907465936.

The previous prime is 66060511051. The next prime is 66060511081. The reversal of 66060511052 is 25011506066.

66060511052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×660605110522 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66060511051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30696188 + ... + 30698339.

It is an arithmetic number, because the mean of its divisors is an integer number (9669638160).

Almost surely, 266060511052 is an apocalyptic number.

It is an amenable number.

66060511052 is a deficient number, since it is larger than the sum of its proper divisors (49975146868).

66060511052 is a wasteful number, since it uses less digits than its factorization.

66060511052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61394800 (or 61394798 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 66060511052 in words is "sixty-six billion, sixty million, five hundred eleven thousand, fifty-two".

Divisors: 1 2 4 269 538 1076 61394527 122789054 245578108 16515127763 33030255526 66060511052