1117278734670 has 1152 divisors, whose sum is σ = 3996534297600. Its totient is φ = 214132875264.

The previous prime is 1117278734657. The next prime is 1117278734701. The reversal of 1117278734670 is 764378727111.

1117278734670 is a `hidden beast` number, since 1 + 1 + 172 + 7 + 8 + 7 + 3 + 467 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 2195046376 + ... + 2195046884.

It is an arithmetic number, because the mean of its divisors is an integer number (3469213800).

Almost surely, 2^{1117278734670} is an apocalyptic number.

1117278734670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117278734670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1998267148800).

1117278734670 is an abundant number, since it is smaller than the sum of its proper divisors (2879255562930).

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

1117278734670 is a wasteful number, since it uses less digits than its factorization.

1117278734670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 54.

The spelling of 1117278734670 in words is "one trillion, one hundred seventeen billion, two hundred seventy-eight million, seven hundred thirty-four thousand, six hundred seventy".