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455820446038261 is a prime number
BaseRepresentation
bin110011110100100001111011…
…1110001000111100011110101
32012202221000020121111121101211
41213221003313301013203311
5434221130233141211021
64253241004434521421
7165003640402363633
oct14751036761074365
92182830217447354
10455820446038261
11122269402635117
1243159081136271
13167458b6bc9935
14807bb82192353
1537a6e087773e1
hex19e90f7c478f5

455820446038261 has 2 divisors, whose sum is σ = 455820446038262. Its totient is φ = 455820446038260.

The previous prime is 455820446038249. The next prime is 455820446038333. The reversal of 455820446038261 is 162830644028554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298813782185361 + 157006663852900 = 17286231^2 + 12530230^2 .

It is a cyclic number.

It is not a de Polignac number, because 455820446038261 - 211 = 455820446036213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 455820446038196 and 455820446038205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455820446038961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227910223019130 + 227910223019131.

It is an arithmetic number, because the mean of its divisors is an integer number (227910223019131).

Almost surely, 2455820446038261 is an apocalyptic number.

It is an amenable number.

455820446038261 is a deficient number, since it is larger than the sum of its proper divisors (1).

455820446038261 is an equidigital number, since it uses as much as digits as its factorization.

455820446038261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44236800, while the sum is 58.

The spelling of 455820446038261 in words is "four hundred fifty-five trillion, eight hundred twenty billion, four hundred forty-six million, thirty-eight thousand, two hundred sixty-one".