84834490361 has 2 divisors, whose sum is σ = 84834490362. Its totient is φ = 84834490360.

The previous prime is 84834490339. The next prime is 84834490423. The reversal of 84834490361 is 16309443848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48221964025 + 36612526336 = 219595^2 + 191344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84834490361 is a prime.

It is not a weakly prime, because it can be changed into another prime (84834499361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42417245180 + 42417245181.

It is an arithmetic number, because the mean of its divisors is an integer number (42417245181).

Almost surely, 2^84834490361 is an apocalyptic number.

It is an amenable number.

84834490361 is a deficient number, since it is larger than the sum of its proper divisors (1).

84834490361 is an equidigital number, since it uses as much as digits as its factorization.

84834490361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 84834490361 in words is "eighty-four billion, eight hundred thirty-four million, four hundred ninety thousand, three hundred sixty-one".