7780118116 has 24 divisors (see below), whose sum is σ = 13915077120. Its totient is φ = 3804503232.

The previous prime is 7780118107. The next prime is 7780118123. The reversal of 7780118116 is 6118110877.

It is a super-3 number, since 3×7780118116³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254965 + ... + 283843.

It is an arithmetic number, because the mean of its divisors is an integer number (579794880).

Almost surely, 2^7780118116 is an apocalyptic number.

It is an amenable number.

7780118116 is a deficient number, since it is larger than the sum of its proper divisors (6134959004).

7780118116 is a wasteful number, since it uses less digits than its factorization.

7780118116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30363 (or 30361 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 40.

The square root of 7780118116 is about 88204.9778413894. The cubic root of 7780118116 is about 1981.5060231979.

The spelling of 7780118116 in words is "seven billion, seven hundred eighty million, one hundred eighteen thousand, one hundred sixteen".