167649442622 has 16 divisors (see below), whose sum is σ = 253342857600. Its totient is φ = 83202107160.

The previous prime is 167649442607. The next prime is 167649442651. The reversal of 167649442622 is 226244946761.

It is a super-2 number, since 2×167649442622² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152029 + ... + 1289367.

It is an arithmetic number, because the mean of its divisors is an integer number (15833928600).

Almost surely, 2^167649442622 is an apocalyptic number.

167649442622 is a deficient number, since it is larger than the sum of its proper divisors (85693414978).

167649442622 is a wasteful number, since it uses less digits than its factorization.

167649442622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141871.

The product of its digits is 6967296, while the sum is 53.

The spelling of 167649442622 in words is "one hundred sixty-seven billion, six hundred forty-nine million, four hundred forty-two thousand, six hundred twenty-two".