70197942167 has 4 divisors (see below), whose sum is σ = 70198926336. Its totient is φ = 70196958000.

The previous prime is 70197942131. The next prime is 70197942173. The reversal of 70197942167 is 76124979107.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70197942167 - 2¹⁶ = 70197876631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70197842167) 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 in 3 ways as a sum of consecutive naturals, for example, 375959 + ... + 530792.

It is an arithmetic number, because the mean of its divisors is an integer number (17549731584).

Almost surely, 2^70197942167 is an apocalyptic number.

70197942167 is a deficient number, since it is larger than the sum of its proper divisors (984169).

70197942167 is an equidigital number, since it uses as much as digits as its factorization.

70197942167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984168.

The product of its (nonzero) digits is 1333584, while the sum is 53.

The spelling of 70197942167 in words is "seventy billion, one hundred ninety-seven million, nine hundred forty-two thousand, one hundred sixty-seven".