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426535106521679 is a prime number
BaseRepresentation
bin110000011111011100111000…
…1100000100010101001001111
32001221020100122221120222010222
41200332321301200202221033
5421401322344232143204
64111055304534021555
7155562100364605211
oct14076716140425117
92057210587528128
10426535106521679
111139a858297a961
123ba094401a78bb
131540011b31b09c
1477485a31d25b1
15344a254b52abe
hex183ee71822a4f

426535106521679 has 2 divisors, whose sum is σ = 426535106521680. Its totient is φ = 426535106521678.

The previous prime is 426535106521633. The next prime is 426535106521721. The reversal of 426535106521679 is 976125601535624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426535106521679 - 228 = 426534838086223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426535106521379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213267553260839 + 213267553260840.

It is an arithmetic number, because the mean of its divisors is an integer number (213267553260840).

Almost surely, 2426535106521679 is an apocalyptic number.

426535106521679 is a deficient number, since it is larger than the sum of its proper divisors (1).

426535106521679 is an equidigital number, since it uses as much as digits as its factorization.

426535106521679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648000, while the sum is 62.

The spelling of 426535106521679 in words is "four hundred twenty-six trillion, five hundred thirty-five billion, one hundred six million, five hundred twenty-one thousand, six hundred seventy-nine".