43444232340 has 48 divisors (see below), whose sum is σ = 121728979008. Its totient is φ = 11577021184.

The previous prime is 43444232327. The next prime is 43444232401. The reversal of 43444232340 is 4323244434.

It is a super-2 number, since 2×43444232340² (a number of 22 digits) contains 22 as substring.

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, 166662 + ... + 338621.

It is an arithmetic number, because the mean of its divisors is an integer number (2536020396).

Almost surely, 2^43444232340 is an apocalyptic number.

It is an amenable number.

43444232340 is an abundant number, since it is smaller than the sum of its proper divisors (78284746668).

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

43444232340 is a wasteful number, since it uses less digits than its factorization.

43444232340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506728 (or 506726 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 43444232340 its reverse (4323244434), we get a palindrome (47767476774).

The spelling of 43444232340 in words is "forty-three billion, four hundred forty-four million, two hundred thirty-two thousand, three hundred forty".