117154010164205 has 64 divisors (see below), whose sum is σ = 168643432857600. Its totient is φ = 76388138830080.

The previous prime is 117154010164201. The next prime is 117154010164211. The reversal of 117154010164205 is 502461010451711.

It is a happy number.

It is not a de Polignac number, because 117154010164205 - 2² = 117154010164201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117154010164201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 465156860 + ... + 465408650.

It is an arithmetic number, because the mean of its divisors is an integer number (2635053638400).

Almost surely, 2^{117154010164205} is an apocalyptic number.

It is an amenable number.

117154010164205 is a deficient number, since it is larger than the sum of its proper divisors (51489422693395).

117154010164205 is a wasteful number, since it uses less digits than its factorization.

117154010164205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255234.

The product of its (nonzero) digits is 33600, while the sum is 38.

The spelling of 117154010164205 in words is "one hundred seventeen trillion, one hundred fifty-four billion, ten million, one hundred sixty-four thousand, two hundred five".