70243691363 has 2 divisors, whose sum is σ = 70243691364. Its totient is φ = 70243691362.

The previous prime is 70243691321. The next prime is 70243691389. The reversal of 70243691363 is 36319634207.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70243691363 - 2⁶ = 70243691299 is a prime.

It is not a weakly prime, because it can be changed into another prime (70243691663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35121845681 + 35121845682.

It is an arithmetic number, because the mean of its divisors is an integer number (35121845682).

Almost surely, 2^70243691363 is an apocalyptic number.

70243691363 is a deficient number, since it is larger than the sum of its proper divisors (1).

70243691363 is an equidigital number, since it uses as much as digits as its factorization.

70243691363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 70243691363 in words is "seventy billion, two hundred forty-three million, six hundred ninety-one thousand, three hundred sixty-three".