117449780832 has 144 divisors (see below), whose sum is σ = 337259914992. Its totient is φ = 38769269760.

The previous prime is 117449780797. The next prime is 117449780839. The reversal of 117449780832 is 238087944711.

117449780832 is a `hidden beast` number, since 1 + 1 + 74 + 497 + 8 + 0 + 83 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×117449780832² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117449780839) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13877082 + ... + 13885542.

It is an arithmetic number, because the mean of its divisors is an integer number (2342082743).

Almost surely, 2^117449780832 is an apocalyptic number.

117449780832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117449780832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168629957496).

117449780832 is an abundant number, since it is smaller than the sum of its proper divisors (219810134160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117449780832 is a wasteful number, since it uses less digits than its factorization.

117449780832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8941 (or 8930 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 117449780832 in words is "one hundred seventeen billion, four hundred forty-nine million, seven hundred eighty thousand, eight hundred thirty-two".