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11666150105005 = 511212111820091
BaseRepresentation
bin1010100111000011110010…
…1110111001111110101101
31112022021101001121020120201
42221300330232321332231
53012114233411330010
640451204432113501
72312565034512334
oct251607456717655
945267331536521
1011666150105005
11379864a664480
121384b8a095891
13668161a12116
142c4904dd2d1b
151536e3b6323a
hexa9c3cbb9fad

11666150105005 has 8 divisors (see below), whose sum is σ = 15272051046624. Its totient is φ = 8484472803600.

The previous prime is 11666150104979. The next prime is 11666150105009. The reversal of 11666150105005 is 50050105166611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11666150105005 - 215 = 11666150072237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11666150105009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106055909991 + ... + 106055910100.

It is an arithmetic number, because the mean of its divisors is an integer number (1909006380828).

Almost surely, 211666150105005 is an apocalyptic number.

It is an amenable number.

11666150105005 is a deficient number, since it is larger than the sum of its proper divisors (3605900941619).

11666150105005 is a wasteful number, since it uses less digits than its factorization.

11666150105005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212111820107.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 11666150105005 in words is "eleven trillion, six hundred sixty-six billion, one hundred fifty million, one hundred five thousand, five".

Divisors: 1 5 11 55 212111820091 1060559100455 2333230021001 11666150105005