43440322134 has 64 divisors (see below), whose sum is σ = 102090129408. Its totient is φ = 12185210400.

The previous prime is 43440322097. The next prime is 43440322201. The reversal of 43440322134 is 43122304434.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414504 + ... + 508619.

It is an arithmetic number, because the mean of its divisors is an integer number (1595158272).

Almost surely, 2^43440322134 is an apocalyptic number.

43440322134 is an abundant number, since it is smaller than the sum of its proper divisors (58649807274).

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

43440322134 is a wasteful number, since it uses less digits than its factorization.

43440322134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923193.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 43440322134 its reverse (43122304434), we get a palindrome (86562626568).

The spelling of 43440322134 in words is "forty-three billion, four hundred forty million, three hundred twenty-two thousand, one hundred thirty-four".