49030021500 has 96 divisors (see below), whose sum is σ = 144110244096. Its totient is φ = 12952436800.

The previous prime is 49030021399. The next prime is 49030021519. The reversal of 49030021500 is 512003094.

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 31 ways as a sum of consecutive naturals, for example, 7759 + ... + 313241.

It is an arithmetic number, because the mean of its divisors is an integer number (1501148376).

Almost surely, 2^49030021500 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 49030021500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72055122048).

49030021500 is an abundant number, since it is smaller than the sum of its proper divisors (95080222596).

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

49030021500 is a wasteful number, since it uses less digits than its factorization.

49030021500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305612 (or 305600 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 49030021500 its reverse (512003094), we get a palindrome (49542024594).

The spelling of 49030021500 in words is "forty-nine billion, thirty million, twenty-one thousand, five hundred".