70379709871 has 2 divisors, whose sum is σ = 70379709872. Its totient is φ = 70379709870.

The previous prime is 70379709859. The next prime is 70379709887. The reversal of 70379709871 is 17890797307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70379709871 - 2¹⁷ = 70379578799 is a prime.

It is a super-2 number, since 2×70379709871² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70379709371) 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, 35189854935 + 35189854936.

It is an arithmetic number, because the mean of its divisors is an integer number (35189854936).

Almost surely, 2^70379709871 is an apocalyptic number.

70379709871 is a deficient number, since it is larger than the sum of its proper divisors (1).

70379709871 is an equidigital number, since it uses as much as digits as its factorization.

70379709871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4667544, while the sum is 58.

The spelling of 70379709871 in words is "seventy billion, three hundred seventy-nine million, seven hundred nine thousand, eight hundred seventy-one".