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164670015190061 is a prime number
BaseRepresentation
bin100101011100010000111001…
…110000101011010000101101
3210121001022002111011222101202
4211130100321300223100231
5133040423142342040221
61342120205522015245
746454005325345513
oct4534207160532055
9717038074158352
10164670015190061
11485181856aaa87
121657619aaa7525
1370b6414a829b4
142c940dd77a4b3
1514086a1cabd0b
hex95c439c2b42d

164670015190061 has 2 divisors, whose sum is σ = 164670015190062. Its totient is φ = 164670015190060.

The previous prime is 164670015190019. The next prime is 164670015190069. The reversal of 164670015190061 is 160091510076461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162294070401961 + 2375944788100 = 12739469^2 + 1541410^2 .

It is a cyclic number.

It is not a de Polignac number, because 164670015190061 - 234 = 164652835320877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164670015189988 and 164670015190015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164670015190069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82335007595030 + 82335007595031.

It is an arithmetic number, because the mean of its divisors is an integer number (82335007595031).

Almost surely, 2164670015190061 is an apocalyptic number.

It is an amenable number.

164670015190061 is a deficient number, since it is larger than the sum of its proper divisors (1).

164670015190061 is an equidigital number, since it uses as much as digits as its factorization.

164670015190061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 164670015190061 in words is "one hundred sixty-four trillion, six hundred seventy billion, fifteen million, one hundred ninety thousand, sixty-one".