117820269458 has 8 divisors (see below), whose sum is σ = 176892100428. Its totient is φ = 58856235984.

The previous prime is 117820269401. The next prime is 117820269467. The reversal of 117820269458 is 854962028711.

It can be written as a sum of positive squares in 2 ways, for example, as 117205576609 + 614692849 = 342353^2 + 24793^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117820269458² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26946641 + ... + 26951012.

Almost surely, 2^117820269458 is an apocalyptic number.

117820269458 is a deficient number, since it is larger than the sum of its proper divisors (59071830970).

117820269458 is a wasteful number, since it uses less digits than its factorization.

117820269458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53898748.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 117820269458 in words is "one hundred seventeen billion, eight hundred twenty million, two hundred sixty-nine thousand, four hundred fifty-eight".