43311431132 has 6 divisors (see below), whose sum is σ = 75795004488. Its totient is φ = 21655715564.

The previous prime is 43311431099. The next prime is 43311431143. The reversal of 43311431132 is 23113411334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5413928888 + ... + 5413928895.

It is an arithmetic number, because the mean of its divisors is an integer number (12632500748).

Almost surely, 2^43311431132 is an apocalyptic number.

It is an amenable number.

43311431132 is a deficient number, since it is larger than the sum of its proper divisors (32483573356).

43311431132 is a wasteful number, since it uses less digits than its factorization.

43311431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10827857787 (or 10827857785 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 43311431132 its reverse (23113411334), we get a palindrome (66424842466).

The spelling of 43311431132 in words is "forty-three billion, three hundred eleven million, four hundred thirty-one thousand, one hundred thirty-two".