49004446752 has 144 divisors (see below), whose sum is σ = 146958084000. Its totient is φ = 15446909952.

The previous prime is 49004446747. The next prime is 49004446763. The reversal of 49004446752 is 25764440094.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 49004446698 and 49004446707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3105699 + ... + 3121437.

It is an arithmetic number, because the mean of its divisors is an integer number (1020542250).

Almost surely, 2^49004446752 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 49004446752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73479042000).

49004446752 is an abundant number, since it is smaller than the sum of its proper divisors (97953637248).

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

49004446752 is a wasteful number, since it uses less digits than its factorization.

49004446752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16343 (or 16332 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 49004446752 in words is "forty-nine billion, four million, four hundred forty-six thousand, seven hundred fifty-two".