5515200144442 has 32 divisors (see below), whose sum is σ = 8449925920128. Its totient is φ = 2699025000000.

The previous prime is 5515200144397. The next prime is 5515200144463. The reversal of 5515200144442 is 2444410025155.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32405067 + ... + 32574817.

It is an arithmetic number, because the mean of its divisors is an integer number (264060185004).

Almost surely, 2^{5515200144442} is an apocalyptic number.

5515200144442 is a deficient number, since it is larger than the sum of its proper divisors (2934725775686).

5515200144442 is a wasteful number, since it uses less digits than its factorization.

5515200144442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171126.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 5515200144442 its reverse (2444410025155), we get a palindrome (7959610169597).

The spelling of 5515200144442 in words is "five trillion, five hundred fifteen billion, two hundred million, one hundred forty-four thousand, four hundred forty-two".