11665062120 has 32 divisors (see below), whose sum is σ = 34995186720. Its totient is φ = 3110683200.

The previous prime is 11665062119. The next prime is 11665062131. The reversal of 11665062120 is 2126056611.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 48604306 + ... + 48604545.

It is an arithmetic number, because the mean of its divisors is an integer number (1093599585).

Almost surely, 2^11665062120 is an apocalyptic number.

11665062120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11665062120 is an abundant number, since it is smaller than the sum of its proper divisors (23330124600).

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

11665062120 is a wasteful number, since it uses less digits than its factorization.

11665062120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97208865 (or 97208861 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 11665062120 in words is "eleven billion, six hundred sixty-five million, sixty-two thousand, one hundred twenty".