70488688393 has 2 divisors, whose sum is σ = 70488688394. Its totient is φ = 70488688392.

The previous prime is 70488688357. The next prime is 70488688427. The reversal of 70488688393 is 39388688407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66176533504 + 4312154889 = 257248^2 + 65667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70488688393 is a prime.

It is not a weakly prime, because it can be changed into another prime (70488688693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35244344196 + 35244344197.

It is an arithmetic number, because the mean of its divisors is an integer number (35244344197).

Almost surely, 2^70488688393 is an apocalyptic number.

It is an amenable number.

70488688393 is a deficient number, since it is larger than the sum of its proper divisors (1).

70488688393 is an equidigital number, since it uses as much as digits as its factorization.

70488688393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55738368, while the sum is 64.

The spelling of 70488688393 in words is "seventy billion, four hundred eighty-eight million, six hundred eighty-eight thousand, three hundred ninety-three".