34400544440 has 16 divisors (see below), whose sum is σ = 77401225080. Its totient is φ = 13760217760.

The previous prime is 34400544433. The next prime is 34400544443. The reversal of 34400544440 is 4444500443.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 34400544397 and 34400544406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34400544443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430006766 + ... + 430006845.

Almost surely, 2^34400544440 is an apocalyptic number.

It is an amenable number.

34400544440 is an abundant number, since it is smaller than the sum of its proper divisors (43000680640).

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

34400544440 is a wasteful number, since it uses less digits than its factorization.

34400544440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860013622 (or 860013618 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 32.

The spelling of 34400544440 in words is "thirty-four billion, four hundred million, five hundred forty-four thousand, four hundred forty".