43134200440 has 32 divisors (see below), whose sum is σ = 98642972160. Its totient is φ = 16970832000.

The previous prime is 43134200359. The next prime is 43134200503. The reversal of 43134200440 is 4400243134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8836536 + ... + 8841415.

It is an arithmetic number, because the mean of its divisors is an integer number (3082592880).

Almost surely, 2^43134200440 is an apocalyptic number.

43134200440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43134200440 is an abundant number, since it is smaller than the sum of its proper divisors (55508771720).

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

43134200440 is a wasteful number, since it uses less digits than its factorization.

43134200440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17678023 (or 17678019 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43134200440 its reverse (4400243134), we get a palindrome (47534443574).

The spelling of 43134200440 in words is "forty-three billion, one hundred thirty-four million, two hundred thousand, four hundred forty".