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53899915159 is a prime number
BaseRepresentation
bin110010001100101011…
…110110111110010111
312011010101012101111001
4302030223312332113
51340341334241114
640432234124131
73615455501536
oct621453667627
9164111171431
1053899915159
112094a108032
12a542b80647
13510ca1b12c
14287467031d
151606e4a374
hexc8caf6f97

53899915159 has 2 divisors, whose sum is σ = 53899915160. Its totient is φ = 53899915158.

The previous prime is 53899915079. The next prime is 53899915163. The reversal of 53899915159 is 95151999835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53899915159 - 27 = 53899915031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53899915159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53899915259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26949957579 + 26949957580.

It is an arithmetic number, because the mean of its divisors is an integer number (26949957580).

Almost surely, 253899915159 is an apocalyptic number.

53899915159 is a deficient number, since it is larger than the sum of its proper divisors (1).

53899915159 is an equidigital number, since it uses as much as digits as its factorization.

53899915159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19683000, while the sum is 64.

The spelling of 53899915159 in words is "fifty-three billion, eight hundred ninety-nine million, nine hundred fifteen thousand, one hundred fifty-nine".