70733673991 has 2 divisors, whose sum is σ = 70733673992. Its totient is φ = 70733673990.

The previous prime is 70733673973. The next prime is 70733674049. The reversal of 70733673991 is 19937633707.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70733673991 - 2¹⁹ = 70733149703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70733673971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35366836995 + 35366836996.

It is an arithmetic number, because the mean of its divisors is an integer number (35366836996).

Almost surely, 2^70733673991 is an apocalyptic number.

70733673991 is a deficient number, since it is larger than the sum of its proper divisors (1).

70733673991 is an equidigital number, since it uses as much as digits as its factorization.

70733673991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500846, while the sum is 55.

The spelling of 70733673991 in words is "seventy billion, seven hundred thirty-three million, six hundred seventy-three thousand, nine hundred ninety-one".