34478444507 has 8 divisors (see below), whose sum is σ = 37639272384. Its totient is φ = 31390279488.

The previous prime is 34478444479. The next prime is 34478444527. The reversal of 34478444507 is 70544487443.

34478444507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34478444507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34478444527) 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, 18164723 + ... + 18166620.

It is an arithmetic number, because the mean of its divisors is an integer number (4704909048).

Almost surely, 2^34478444507 is an apocalyptic number.

34478444507 is a deficient number, since it is larger than the sum of its proper divisors (3160827877).

34478444507 is a wasteful number, since it uses less digits than its factorization.

34478444507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36331429.

The product of its (nonzero) digits is 6021120, while the sum is 50.

The spelling of 34478444507 in words is "thirty-four billion, four hundred seventy-eight million, four hundred forty-four thousand, five hundred seven".