167542659406 has 16 divisors (see below), whose sum is σ = 252157830624. Its totient is φ = 83490136704.

The previous prime is 167542659397. The next prime is 167542659421. The reversal of 167542659406 is 604956245761.

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, 4635055 + ... + 4671061.

It is an arithmetic number, because the mean of its divisors is an integer number (15759864414).

Almost surely, 2^167542659406 is an apocalyptic number.

167542659406 is a deficient number, since it is larger than the sum of its proper divisors (84615171218).

167542659406 is a wasteful number, since it uses less digits than its factorization.

167542659406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43755.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 167542659406 in words is "one hundred sixty-seven billion, five hundred forty-two million, six hundred fifty-nine thousand, four hundred six".