70690255607 has 2 divisors, whose sum is σ = 70690255608. Its totient is φ = 70690255606.

The previous prime is 70690255561. The next prime is 70690255631. The reversal of 70690255607 is 70655209607.

It is a strong prime.

It is an emirp because it is prime and its reverse (70655209607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70690255607 - 2⁶ = 70690255543 is a prime.

It is a super-2 number, since 2×70690255607² (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 (70690255507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35345127803 + 35345127804.

It is an arithmetic number, because the mean of its divisors is an integer number (35345127804).

Almost surely, 2^70690255607 is an apocalyptic number.

70690255607 is a deficient number, since it is larger than the sum of its proper divisors (1).

70690255607 is an equidigital number, since it uses as much as digits as its factorization.

70690255607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 70690255607 in words is "seventy billion, six hundred ninety million, two hundred fifty-five thousand, six hundred seven".