83425389571 has 2 divisors, whose sum is σ = 83425389572. Its totient is φ = 83425389570.

The previous prime is 83425389547. The next prime is 83425389589. The reversal of 83425389571 is 17598352438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83425389571 - 2¹³ = 83425381379 is a prime.

It is not a weakly prime, because it can be changed into another prime (83425389521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41712694785 + 41712694786.

It is an arithmetic number, because the mean of its divisors is an integer number (41712694786).

Almost surely, 2^83425389571 is an apocalyptic number.

83425389571 is a deficient number, since it is larger than the sum of its proper divisors (1).

83425389571 is an equidigital number, since it uses as much as digits as its factorization.

83425389571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 55.

The spelling of 83425389571 in words is "eighty-three billion, four hundred twenty-five million, three hundred eighty-nine thousand, five hundred seventy-one".