11660714220 has 96 divisors (see below), whose sum is σ = 32850982080. Its totient is φ = 3090447360.

The previous prime is 11660714213. The next prime is 11660714227. The reversal of 11660714220 is 2241706611.

It is an interprime number because it is at equal distance from previous prime (11660714213) and next prime (11660714227).

It is a super-2 number, since 2×11660714220² (a number of 21 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (11660714227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10667994 + ... + 10669086.

It is an arithmetic number, because the mean of its divisors is an integer number (342197730).

Almost surely, 2^11660714220 is an apocalyptic number.

11660714220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11660714220 is an abundant number, since it is smaller than the sum of its proper divisors (21190267860).

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

11660714220 is a wasteful number, since it uses less digits than its factorization.

11660714220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035 (or 2033 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The spelling of 11660714220 in words is "eleven billion, six hundred sixty million, seven hundred fourteen thousand, two hundred twenty".