5621201500 has 48 divisors (see below), whose sum is σ = 12358172736. Its totient is φ = 2233560000.

The previous prime is 5621201491. The next prime is 5621201513. The reversal of 5621201500 is 51021265.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38274 + ... + 112726.

It is an arithmetic number, because the mean of its divisors is an integer number (257461932).

Almost surely, 2^5621201500 is an apocalyptic number.

5621201500 is a gapful number since it is divisible by the number (50) 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 5621201500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6179086368).

5621201500 is an abundant number, since it is smaller than the sum of its proper divisors (6736971236).

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

5621201500 is a wasteful number, since it uses less digits than its factorization.

5621201500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74623 (or 74611 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5621201500 is about 74974.6723900812. The cubic root of 5621201500 is about 1778.0462403457.

Adding to 5621201500 its reverse (51021265), we get a palindrome (5672222765).

The spelling of 5621201500 in words is "five billion, six hundred twenty-one million, two hundred one thousand, five hundred".