5421408356 has 24 divisors (see below), whose sum is σ = 11676880320. Its totient is φ = 2144732832.

The previous prime is 5421408347. The next prime is 5421408401. The reversal of 5421408356 is 6538041245.

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, 7446626 + ... + 7447353.

It is an arithmetic number, because the mean of its divisors is an integer number (486536680).

Almost surely, 2^5421408356 is an apocalyptic number.

It is an amenable number.

5421408356 is an abundant number, since it is smaller than the sum of its proper divisors (6255471964).

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

5421408356 is a wasteful number, since it uses less digits than its factorization.

5421408356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14894003 (or 14894001 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 5421408356 is about 73630.2136082736. The cubic root of 5421408356 is about 1756.7260455348.

The spelling of 5421408356 in words is "five billion, four hundred twenty-one million, four hundred eight thousand, three hundred fifty-six".