11699673140 has 24 divisors (see below), whose sum is σ = 24664924872. Its totient is φ = 4661657600.

The previous prime is 11699673137. The next prime is 11699673157. The reversal of 11699673140 is 4137699611.

11699673140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2513217424 + 9186455716 = 50132^2 + 95846^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1132961 + ... + 1143240.

It is an arithmetic number, because the mean of its divisors is an integer number (1027705203).

Almost surely, 2^11699673140 is an apocalyptic number.

11699673140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11699673140 is an abundant number, since it is smaller than the sum of its proper divisors (12965251732).

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

11699673140 is a wasteful number, since it uses less digits than its factorization.

11699673140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276467 (or 2276465 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 11699673140 in words is "eleven billion, six hundred ninety-nine million, six hundred seventy-three thousand, one hundred forty".