49666003200 has 1728 divisors, whose sum is σ = 221723308800. Its totient is φ = 10734796800.

The previous prime is 49666003193. The next prime is 49666003201. The reversal of 49666003200 is 230066694.

It is a tau number, because it is divible by the number of its divisors (1728).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49666003201) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 937094374 + ... + 937094426.

It is an arithmetic number, because the mean of its divisors is an integer number (128312100).

Almost surely, 2^49666003200 is an apocalyptic number.

49666003200 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 49666003200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110861654400).

49666003200 is an abundant number, since it is smaller than the sum of its proper divisors (172057305600).

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

49666003200 is a wasteful number, since it uses less digits than its factorization.

49666003200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

Adding to 49666003200 its reverse (230066694), we get a palindrome (49896069894).

The spelling of 49666003200 in words is "forty-nine billion, six hundred sixty-six million, three thousand, two hundred".