84786526379 has 2 divisors, whose sum is σ = 84786526380. Its totient is φ = 84786526378.

The previous prime is 84786526373. The next prime is 84786526481. The reversal of 84786526379 is 97362568748.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84786526379 - 2¹² = 84786522283 is a prime.

It is not a weakly prime, because it can be changed into another prime (84786526373) 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, 42393263189 + 42393263190.

It is an arithmetic number, because the mean of its divisors is an integer number (42393263190).

Almost surely, 2^84786526379 is an apocalyptic number.

84786526379 is a deficient number, since it is larger than the sum of its proper divisors (1).

84786526379 is an equidigital number, since it uses as much as digits as its factorization.

84786526379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121927680, while the sum is 65.

The spelling of 84786526379 in words is "eighty-four billion, seven hundred eighty-six million, five hundred twenty-six thousand, three hundred seventy-nine".