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166366451653412 = 22383108594289591
BaseRepresentation
bin100101110100111100110101…
…010000001101101100100100
3210211001110220001200101022212
4211310330311100031230210
5133301221443110402122
61345455405350542552
750020402522354433
oct4564746520155444
9724043801611285
10166366451653412
114901168588075a
12167aab24067a58
1371aa39b1341aa
142d12271b0b11a
15143788e81cce2
hex974f3540db24

166366451653412 has 12 divisors (see below), whose sum is σ = 291901450423296. Its totient is φ = 82966037246760.

The previous prime is 166366451653403. The next prime is 166366451653427. The reversal of 166366451653412 is 214356154663661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54297143264 + ... + 54297146327.

It is an arithmetic number, because the mean of its divisors is an integer number (24325120868608).

Almost surely, 2166366451653412 is an apocalyptic number.

It is an amenable number.

166366451653412 is a deficient number, since it is larger than the sum of its proper divisors (125534998769884).

166366451653412 is a wasteful number, since it uses less digits than its factorization.

166366451653412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108594289978 (or 108594289976 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 59.

The spelling of 166366451653412 in words is "one hundred sixty-six trillion, three hundred sixty-six billion, four hundred fifty-one million, six hundred fifty-three thousand, four hundred twelve".

Divisors: 1 2 4 383 766 1532 108594289591 217188579182 434377158364 41591612913353 83183225826706 166366451653412