84025050077 has 2 divisors, whose sum is σ = 84025050078. Its totient is φ = 84025050076.

The previous prime is 84025050049. The next prime is 84025050079. The reversal of 84025050077 is 77005052048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49878075556 + 34146974521 = 223334^2 + 184789^2 .

It is a cyclic number.

It is not a de Polignac number, because 84025050077 - 2⁸ = 84025049821 is a prime.

Together with 84025050079, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84025050077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84025050079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42012525038 + 42012525039.

It is an arithmetic number, because the mean of its divisors is an integer number (42012525039).

Almost surely, 2^84025050077 is an apocalyptic number.

It is an amenable number.

84025050077 is a deficient number, since it is larger than the sum of its proper divisors (1).

84025050077 is an equidigital number, since it uses as much as digits as its factorization.

84025050077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78400, while the sum is 38.

The spelling of 84025050077 in words is "eighty-four billion, twenty-five million, fifty thousand, seventy-seven".