49044253680 has 160 divisors (see below), whose sum is σ = 169403443200. Its totient is φ = 13041831168.

The previous prime is 49044253663. The next prime is 49044253693. The reversal of 49044253680 is 8635244094.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 743817 + ... + 807063.

It is an arithmetic number, because the mean of its divisors is an integer number (1058771520).

Almost surely, 2^49044253680 is an apocalyptic number.

49044253680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49044253680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84701721600).

49044253680 is an abundant number, since it is smaller than the sum of its proper divisors (120359189520).

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

49044253680 is a wasteful number, since it uses less digits than its factorization.

49044253680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63628 (or 63616 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 49044253680 in words is "forty-nine billion, forty-four million, two hundred fifty-three thousand, six hundred eighty".