84953679379 has 2 divisors, whose sum is σ = 84953679380. Its totient is φ = 84953679378.

The previous prime is 84953679373. The next prime is 84953679431. The reversal of 84953679379 is 97397635948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84953679379 - 2³⁵ = 50593941011 is a prime.

It is not a weakly prime, because it can be changed into another prime (84953679373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42476839689 + 42476839690.

It is an arithmetic number, because the mean of its divisors is an integer number (42476839690).

Almost surely, 2^84953679379 is an apocalyptic number.

84953679379 is a deficient number, since it is larger than the sum of its proper divisors (1).

84953679379 is an equidigital number, since it uses as much as digits as its factorization.

84953679379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 308629440, while the sum is 70.

The spelling of 84953679379 in words is "eighty-four billion, nine hundred fifty-three million, six hundred seventy-nine thousand, three hundred seventy-nine".