71670222162 has 48 divisors (see below), whose sum is σ = 193602681792. Its totient is φ = 18615641760.

The previous prime is 71670222161. The next prime is 71670222163. The reversal of 71670222162 is 26122207617.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (71670222161) and next prime (71670222163).

It is not an unprimeable number, because it can be changed into a prime (71670222161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25853673 + ... + 25856444.

It is an arithmetic number, because the mean of its divisors is an integer number (4033389204).

Almost surely, 2^71670222162 is an apocalyptic number.

71670222162 is an abundant number, since it is smaller than the sum of its proper divisors (121932459630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71670222162 is a wasteful number, since it uses less digits than its factorization.

71670222162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51710143 (or 51710140 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

Adding to 71670222162 its reverse (26122207617), we get a palindrome (97792429779).

The spelling of 71670222162 in words is "seventy-one billion, six hundred seventy million, two hundred twenty-two thousand, one hundred sixty-two".