5623631420 has 96 divisors (see below), whose sum is σ = 13063196160. Its totient is φ = 2016610560.

The previous prime is 5623631411. The next prime is 5623631423. The reversal of 5623631420 is 241363265.

It is a super-2 number, since 2×5623631420² = 63250460696022432800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623631423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5289809 + ... + 5290871.

It is an arithmetic number, because the mean of its divisors is an integer number (136074960).

Almost surely, 2^5623631420 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 5623631420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6531598080).

5623631420 is an abundant number, since it is smaller than the sum of its proper divisors (7439564740).

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

5623631420 is a wasteful number, since it uses less digits than its factorization.

5623631420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1393 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 5623631420 is about 74990.8755782995. The cubic root of 5623631420 is about 1778.3024066781.

Adding to 5623631420 its reverse (241363265), we get a palindrome (5864994685).

The spelling of 5623631420 in words is "five billion, six hundred twenty-three million, six hundred thirty-one thousand, four hundred twenty".