5420056451 has 8 divisors (see below), whose sum is σ = 5706727680. Its totient is φ = 5133525768.

The previous prime is 5420056429. The next prime is 5420056457. The reversal of 5420056451 is 1546500245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5420056451 - 2⁶ = 5420056387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5420056457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49250 + ... + 115176.

It is an arithmetic number, because the mean of its divisors is an integer number (713340960).

Almost surely, 2^5420056451 is an apocalyptic number.

5420056451 is a deficient number, since it is larger than the sum of its proper divisors (286671229).

5420056451 is a wasteful number, since it uses less digits than its factorization.

5420056451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70273.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 5420056451 is about 73621.0326673024. The cubic root of 5420056451 is about 1756.5800118843.

Adding to 5420056451 its reverse (1546500245), we get a palindrome (6966556696).

The spelling of 5420056451 in words is "five billion, four hundred twenty million, fifty-six thousand, four hundred fifty-one".