70504587641 has 2 divisors, whose sum is σ = 70504587642. Its totient is φ = 70504587640.

The previous prime is 70504587589. The next prime is 70504587653. The reversal of 70504587641 is 14678540507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37315035241 + 33189552400 = 193171^2 + 182180^2 .

It is a cyclic number.

It is not a de Polignac number, because 70504587641 - 2¹⁸ = 70504325497 is a prime.

It is not a weakly prime, because it can be changed into another prime (70504589641) 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, 35252293820 + 35252293821.

It is an arithmetic number, because the mean of its divisors is an integer number (35252293821).

Almost surely, 2^70504587641 is an apocalyptic number.

It is an amenable number.

70504587641 is a deficient number, since it is larger than the sum of its proper divisors (1).

70504587641 is an equidigital number, since it uses as much as digits as its factorization.

70504587641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 70504587641 in words is "seventy billion, five hundred four million, five hundred eighty-seven thousand, six hundred forty-one".