425516990975939 has 2 divisors, whose sum is σ = 425516990975940. Its totient is φ = 425516990975938.

The previous prime is 425516990975933. The next prime is 425516990976031. The reversal of 425516990975939 is 939579099615524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425516990975939 - 2³⁶ = 425448271499203 is a prime.

It is not a weakly prime, because it can be changed into another prime (425516990975933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212758495487969 + 212758495487970.

It is an arithmetic number, because the mean of its divisors is an integer number (212758495487970).

Almost surely, 2^{425516990975939} is an apocalyptic number.

425516990975939 is a deficient number, since it is larger than the sum of its proper divisors (1).

425516990975939 is an equidigital number, since it uses as much as digits as its factorization.

425516990975939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7440174000, while the sum is 83.

The spelling of 425516990975939 in words is "four hundred twenty-five trillion, five hundred sixteen billion, nine hundred ninety million, nine hundred seventy-five thousand, nine hundred thirty-nine".