4840221451 has 4 divisors (see below), whose sum is σ = 5212546192. Its totient is φ = 4467896712.

The previous prime is 4840221439. The next prime is 4840221461. The reversal of 4840221451 is 1541220484.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4840221451 - 2⁹ = 4840220939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4840221401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186162351 + ... + 186162376.

It is an arithmetic number, because the mean of its divisors is an integer number (1303136548).

Almost surely, 2^4840221451 is an apocalyptic number.

4840221451 is a deficient number, since it is larger than the sum of its proper divisors (372324741).

4840221451 is a wasteful number, since it uses less digits than its factorization.

4840221451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372324740.

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 4840221451 is about 69571.7000726589. The cubic root of 4840221451 is about 1691.5639096322.

The spelling of 4840221451 in words is "four billion, eight hundred forty million, two hundred twenty-one thousand, four hundred fifty-one".