34424136440 has 32 divisors (see below), whose sum is σ = 77546700000. Its totient is φ = 13753229184.

The previous prime is 34424136433. The next prime is 34424136443. The reversal of 34424136440 is 4463142443.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34424136440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34424136443) 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, 479315 + ... + 546434.

It is an arithmetic number, because the mean of its divisors is an integer number (2423334375).

Almost surely, 2^34424136440 is an apocalyptic number.

It is an amenable number.

34424136440 is an abundant number, since it is smaller than the sum of its proper divisors (43122563560).

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

34424136440 is a wasteful number, since it uses less digits than its factorization.

34424136440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026599 (or 1026595 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 34424136440 its reverse (4463142443), we get a palindrome (38887278883).

The spelling of 34424136440 in words is "thirty-four billion, four hundred twenty-four million, one hundred thirty-six thousand, four hundred forty".