117273856525 has 12 divisors (see below), whose sum is σ = 166193808352. Its totient is φ = 80416358640.

The previous prime is 117273856519. The next prime is 117273856547. The reversal of 117273856525 is 525658372711.

It is not a de Polignac number, because 117273856525 - 2¹⁹ = 117273332237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335067987 + ... + 335068336.

Almost surely, 2^117273856525 is an apocalyptic number.

It is an amenable number.

117273856525 is a deficient number, since it is larger than the sum of its proper divisors (48919951827).

117273856525 is an equidigital number, since it uses as much as digits as its factorization.

117273856525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670136340 (or 670136335 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 52.

The spelling of 117273856525 in words is "one hundred seventeen billion, two hundred seventy-three million, eight hundred fifty-six thousand, five hundred twenty-five".