167427742072 has 16 divisors (see below), whose sum is σ = 314039055240. Its totient is φ = 83683994016.

The previous prime is 167427742043. The next prime is 167427742073. The reversal of 167427742072 is 270247724761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167427742073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3710803 + ... + 3755650.

Almost surely, 2^167427742072 is an apocalyptic number.

It is an amenable number.

167427742072 is a deficient number, since it is larger than the sum of its proper divisors (146611313168).

167427742072 is a wasteful number, since it uses less digits than its factorization.

167427742072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7469262 (or 7469258 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 49.

The spelling of 167427742072 in words is "one hundred sixty-seven billion, four hundred twenty-seven million, seven hundred forty-two thousand, seventy-two".