4191031587132 has 48 divisors (see below), whose sum is σ = 11701455717280. Its totient is φ = 1289548180224.

The previous prime is 4191031587121. The next prime is 4191031587181. The reversal of 4191031587132 is 2317851301914.

4191031587132 is a `hidden beast` number, since 4 + 1 + 9 + 1 + 0 + 31 + 587 + 1 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1492531213 + ... + 1492534020.

Almost surely, 2^{4191031587132} is an apocalyptic number.

It is an amenable number.

4191031587132 is an abundant number, since it is smaller than the sum of its proper divisors (7510424130148).

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

4191031587132 is a wasteful number, since it uses less digits than its factorization.

4191031587132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985065259 (or 2985065251 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 4191031587132 in words is "four trillion, one hundred ninety-one billion, thirty-one million, five hundred eighty-seven thousand, one hundred thirty-two".