117280635854 has 16 divisors (see below), whose sum is σ = 176598553536. Its totient is φ = 58414521600.

The previous prime is 117280635851. The next prime is 117280635859. The reversal of 117280635854 is 458536082711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117280635851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4366514 + ... + 4393290.

It is an arithmetic number, because the mean of its divisors is an integer number (11037409596).

Almost surely, 2^117280635854 is an apocalyptic number.

117280635854 is a deficient number, since it is larger than the sum of its proper divisors (59317917682).

117280635854 is a wasteful number, since it uses less digits than its factorization.

117280635854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35131.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 117280635854 in words is "one hundred seventeen billion, two hundred eighty million, six hundred thirty-five thousand, eight hundred fifty-four".