117078283872 has 240 divisors, whose sum is σ = 382718386512. Its totient is φ = 34808417280.

The previous prime is 117078283853. The next prime is 117078283901. The reversal of 117078283872 is 278382870711.

117078283872 is a `hidden beast` number, since 1 + 170 + 78 + 28 + 387 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1472398 + ... + 1549874.

Almost surely, 2^117078283872 is an apocalyptic number.

117078283872 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 117078283872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191359193256).

117078283872 is an abundant number, since it is smaller than the sum of its proper divisors (265640102640).

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

117078283872 is a wasteful number, since it uses less digits than its factorization.

117078283872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77563 (or 77546 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 54.

The spelling of 117078283872 in words is "one hundred seventeen billion, seventy-eight million, two hundred eighty-three thousand, eight hundred seventy-two".