5641254420 has 24 divisors (see below), whose sum is σ = 15795512544. Its totient is φ = 1504334496.

The previous prime is 5641254349. The next prime is 5641254431. The reversal of 5641254420 is 244521465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47010394 + ... + 47010513.

It is an arithmetic number, because the mean of its divisors is an integer number (658146356).

Almost surely, 2^5641254420 is an apocalyptic number.

It is an amenable number.

5641254420 is an abundant number, since it is smaller than the sum of its proper divisors (10154258124).

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

5641254420 is a wasteful number, since it uses less digits than its factorization.

5641254420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94020919 (or 94020917 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 5641254420 is about 75108.2846295933. The cubic root of 5641254420 is about 1780.1580489212.

Adding to 5641254420 its reverse (244521465), we get a palindrome (5885775885).

The spelling of 5641254420 in words is "five billion, six hundred forty-one million, two hundred fifty-four thousand, four hundred twenty".