4131688512 has 56 divisors (see below), whose sum is σ = 12493443136. Its totient is φ = 1180482048.

The previous prime is 4131688499. The next prime is 4131688541. The reversal of 4131688512 is 2158861314.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1535743 + ... + 1538430.

Almost surely, 2^4131688512 is an apocalyptic number.

4131688512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4131688512 is an abundant number, since it is smaller than the sum of its proper divisors (8361754624).

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

4131688512 is a wasteful number, since it uses less digits than its factorization.

4131688512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074195 (or 3074185 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 4131688512 is about 64278.2117984002. The cubic root of 4131688512 is about 1604.6335103275.

The spelling of 4131688512 in words is "four billion, one hundred thirty-one million, six hundred eighty-eight thousand, five hundred twelve".