161167404526042 has 32 divisors (see below), whose sum is σ = 253680675655680. Its totient is φ = 76646618091120.

The previous prime is 161167404526021. The next prime is 161167404526067. The reversal of 161167404526042 is 240625404761161.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231711567 + ... + 232406077.

It is an arithmetic number, because the mean of its divisors is an integer number (7927521114240).

Almost surely, 2^{161167404526042} is an apocalyptic number.

161167404526042 is a deficient number, since it is larger than the sum of its proper divisors (92513271129638).

161167404526042 is a wasteful number, since it uses less digits than its factorization.

161167404526042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722898.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 161167404526042 in words is "one hundred sixty-one trillion, one hundred sixty-seven billion, four hundred four million, five hundred twenty-six thousand, forty-two".