34720673800 has 96 divisors (see below), whose sum is σ = 82475078400. Its totient is φ = 13590420480.

The previous prime is 34720673791. The next prime is 34720673821. The reversal of 34720673800 is 837602743.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1775677 + ... + 1795123.

It is an arithmetic number, because the mean of its divisors is an integer number (859115400).

Almost surely, 2^34720673800 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34720673800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41237539200).

34720673800 is an abundant number, since it is smaller than the sum of its proper divisors (47754404600).

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

34720673800 is a wasteful number, since it uses less digits than its factorization.

34720673800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19655 (or 19646 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 34720673800 in words is "thirty-four billion, seven hundred twenty million, six hundred seventy-three thousand, eight hundred".