49989202800 has 480 divisors, whose sum is σ = 173622839808. Its totient is φ = 12262440960.

The previous prime is 49989202789. The next prime is 49989202841. The reversal of 49989202800 is 820298994.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 86636112 + ... + 86636688.

Almost surely, 2^49989202800 is an apocalyptic number.

49989202800 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 49989202800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86811419904).

49989202800 is an abundant number, since it is smaller than the sum of its proper divisors (123633637008).

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

49989202800 is a wasteful number, since it uses less digits than its factorization.

49989202800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 726 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The spelling of 49989202800 in words is "forty-nine billion, nine hundred eighty-nine million, two hundred two thousand, eight hundred".