34378440624 has 90 divisors (see below), whose sum is σ = 105753614148. Its totient is φ = 10417704000.

The previous prime is 34378440623. The next prime is 34378440661. The reversal of 34378440624 is 42604487343.

It is a self number, because there is not a number n which added to its sum of digits gives 34378440624.

It is not an unprimeable number, because it can be changed into a prime (34378440623) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 969102 + ... + 1003949.

Almost surely, 2^34378440624 is an apocalyptic number.

It is an amenable number.

34378440624 is an abundant number, since it is smaller than the sum of its proper divisors (71375173524).

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

34378440624 is a wasteful number, since it uses less digits than its factorization.

34378440624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973087 (or 1973067 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 45.

The spelling of 34378440624 in words is "thirty-four billion, three hundred seventy-eight million, four hundred forty thousand, six hundred twenty-four".