5621412120 has 64 divisors (see below), whose sum is σ = 16869172320. Its totient is φ = 1498604544.

The previous prime is 5621412119. The next prime is 5621412127. The reversal of 5621412120 is 212141265.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621412127) by changing a digit.

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, 773142 + ... + 780378.

Almost surely, 2^5621412120 is an apocalyptic number.

It is an amenable number.

5621412120 is an abundant number, since it is smaller than the sum of its proper divisors (11247760200).

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

5621412120 is a wasteful number, since it uses less digits than its factorization.

5621412120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13724 (or 13720 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 5621412120 is about 74976.0769845956. The cubic root of 5621412120 is about 1778.0684471889.

Adding to 5621412120 its reverse (212141265), we get a palindrome (5833553385).

The spelling of 5621412120 in words is "five billion, six hundred twenty-one million, four hundred twelve thousand, one hundred twenty".