545454103533442 has 16 divisors (see below), whose sum is σ = 818316359864640. Its totient is φ = 272681985091888.

The previous prime is 545454103533349. The next prime is 545454103533497. The reversal of 545454103533442 is 244335301454545.

It is a super-2 number, since 2×545454103533442² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545454103533442.

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, 787749168 + ... + 788441284.

It is an arithmetic number, because the mean of its divisors is an integer number (51144772491540).

Almost surely, 2^{545454103533442} is an apocalyptic number.

545454103533442 is a deficient number, since it is larger than the sum of its proper divisors (272862256331198).

545454103533442 is a wasteful number, since it uses less digits than its factorization.

545454103533442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756665.

The product of its (nonzero) digits is 34560000, while the sum is 52.

Adding to 545454103533442 its reverse (244335301454545), we get a palindrome (789789404987987).

The spelling of 545454103533442 in words is "five hundred forty-five trillion, four hundred fifty-four billion, one hundred three million, five hundred thirty-three thousand, four hundred forty-two".