2544514505142 has 32 divisors (see below), whose sum is σ = 5123465222400. Its totient is φ = 842432759520.

The previous prime is 2544514505129. The next prime is 2544514505153. The reversal of 2544514505142 is 2415054154452.

It is a junction number, because it is equal to n+sod(n) for n = 2544514505094 and 2544514505103.

It is a congruent number.

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, 18716103 + ... + 18851565.

It is an arithmetic number, because the mean of its divisors is an integer number (160108288200).

Almost surely, 2^{2544514505142} is an apocalyptic number.

2544514505142 is an abundant number, since it is smaller than the sum of its proper divisors (2578950717258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2544514505142 is a wasteful number, since it uses less digits than its factorization.

2544514505142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156628.

The product of its (nonzero) digits is 640000, while the sum is 42.

Adding to 2544514505142 its reverse (2415054154452), we get a palindrome (4959568659594).

The spelling of 2544514505142 in words is "two trillion, five hundred forty-four billion, five hundred fourteen million, five hundred five thousand, one hundred forty-two".