70490507539 has 2 divisors, whose sum is σ = 70490507540. Its totient is φ = 70490507538.

The previous prime is 70490507537. The next prime is 70490507567. The reversal of 70490507539 is 93570509407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70490507539 - 2¹ = 70490507537 is a prime.

Together with 70490507537, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 70490507492 and 70490507501.

It is not a weakly prime, because it can be changed into another prime (70490507537) 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, 35245253769 + 35245253770.

It is an arithmetic number, because the mean of its divisors is an integer number (35245253770).

Almost surely, 2^70490507539 is an apocalyptic number.

70490507539 is a deficient number, since it is larger than the sum of its proper divisors (1).

70490507539 is an equidigital number, since it uses as much as digits as its factorization.

70490507539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1190700, while the sum is 49.

The spelling of 70490507539 in words is "seventy billion, four hundred ninety million, five hundred seven thousand, five hundred thirty-nine".