5442454135251 has 96 divisors (see below), whose sum is σ = 9411615682560. Its totient is φ = 2965293619200.

The previous prime is 5442454135231. The next prime is 5442454135289. The reversal of 5442454135251 is 1525314542445.

5442454135251 is a `hidden beast` number, since 5 + 4 + 4 + 2 + 4 + 541 + 3 + 52 + 51 = 666.

It is not a de Polignac number, because 5442454135251 - 2⁵ = 5442454135219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5442454135197 and 5442454135206.

It is not an unprimeable number, because it can be changed into a prime (5442454135231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 49134891 + ... + 49245531.

It is an arithmetic number, because the mean of its divisors is an integer number (98037663360).

Almost surely, 2^{5442454135251} is an apocalyptic number.

5442454135251 is a deficient number, since it is larger than the sum of its proper divisors (3969161547309).

5442454135251 is a wasteful number, since it uses less digits than its factorization.

5442454135251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111057 (or 111054 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 45.

Adding to 5442454135251 its reverse (1525314542445), we get a palindrome (6967768677696).

The spelling of 5442454135251 in words is "five trillion, four hundred forty-two billion, four hundred fifty-four million, one hundred thirty-five thousand, two hundred fifty-one".