49447204800 has 336 divisors, whose sum is σ = 185710494720. Its totient is φ = 11283517440.

The previous prime is 49447204769. The next prime is 49447204811. The reversal of 49447204800 is 840274494.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37261737 + ... + 37263063.

Almost surely, 2^49447204800 is an apocalyptic number.

49447204800 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 49447204800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92855247360).

49447204800 is an abundant number, since it is smaller than the sum of its proper divisors (136263289920).

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

49447204800 is a wasteful number, since it uses less digits than its factorization.

49447204800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468 (or 2453 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 49447204800 in words is "forty-nine billion, four hundred forty-seven million, two hundred four thousand, eight hundred".