5421919356 has 60 divisors (see below), whose sum is σ = 16198827568. Its totient is φ = 1549119168.

The previous prime is 5421919319. The next prime is 5421919387. The reversal of 5421919356 is 6539191245.

5421919356 is a `hidden beast` number, since 5 + 421 + 91 + 93 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1193041 + ... + 1197576.

Almost surely, 2^5421919356 is an apocalyptic number.

It is an amenable number.

5421919356 is an abundant number, since it is smaller than the sum of its proper divisors (10776908212).

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

5421919356 is a wasteful number, since it uses less digits than its factorization.

5421919356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390640 (or 2390629 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 5421919356 is about 73633.6835694100. The cubic root of 5421919356 is about 1756.7812377621.

The spelling of 5421919356 in words is "five billion, four hundred twenty-one million, nine hundred nineteen thousand, three hundred fifty-six".