84737047523 has 2 divisors, whose sum is σ = 84737047524. Its totient is φ = 84737047522.

The previous prime is 84737047513. The next prime is 84737047567. The reversal of 84737047523 is 32574073748.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84737047523 - 2⁶ = 84737047459 is a prime.

It is not a weakly prime, because it can be changed into another prime (84737047513) 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, 42368523761 + 42368523762.

It is an arithmetic number, because the mean of its divisors is an integer number (42368523762).

Almost surely, 2^84737047523 is an apocalyptic number.

84737047523 is a deficient number, since it is larger than the sum of its proper divisors (1).

84737047523 is an equidigital number, since it uses as much as digits as its factorization.

84737047523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 84737047523 in words is "eighty-four billion, seven hundred thirty-seven million, forty-seven thousand, five hundred twenty-three".