542500005244 has 12 divisors (see below), whose sum is σ = 950729329368. Its totient is φ = 270863054000.

The previous prime is 542500005209. The next prime is 542500005259. The reversal of 542500005244 is 442500005245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96734002 + ... + 96739609.

It is an arithmetic number, because the mean of its divisors is an integer number (79227444114).

Almost surely, 2^542500005244 is an apocalyptic number.

It is an amenable number.

542500005244 is a deficient number, since it is larger than the sum of its proper divisors (408229324124).

542500005244 is a wasteful number, since it uses less digits than its factorization.

542500005244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193474316 (or 193474314 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

Subtracting from 542500005244 its reverse (442500005245), we obtain a palindrome (99999999999).

The spelling of 542500005244 in words is "five hundred forty-two billion, five hundred million, five thousand, two hundred forty-four".