43132117957 has 8 divisors (see below), whose sum is σ = 44199912960. Its totient is φ = 42065075040.

The previous prime is 43132117943. The next prime is 43132117999. The reversal of 43132117957 is 75971123134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43132117957 - 2⁷ = 43132117829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43132117057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71013 + ... + 302170.

It is an arithmetic number, because the mean of its divisors is an integer number (5524989120).

Almost surely, 2^43132117957 is an apocalyptic number.

It is an amenable number.

43132117957 is a deficient number, since it is larger than the sum of its proper divisors (1067795003).

43132117957 is a wasteful number, since it uses less digits than its factorization.

43132117957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376043.

The product of its digits is 158760, while the sum is 43.

The spelling of 43132117957 in words is "forty-three billion, one hundred thirty-two million, one hundred seventeen thousand, nine hundred fifty-seven".