542253446044 has 24 divisors (see below), whose sum is σ = 1005896616480. Its totient is φ = 254890377216.

The previous prime is 542253446029. The next prime is 542253446071. The reversal of 542253446044 is 440644352245.

It is a congruent number.

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, 4434789 + ... + 4555420.

It is an arithmetic number, because the mean of its divisors is an integer number (41912359020).

Almost surely, 2^542253446044 is an apocalyptic number.

It is an amenable number.

542253446044 is a deficient number, since it is larger than the sum of its proper divisors (463643170436).

542253446044 is a wasteful number, since it uses less digits than its factorization.

542253446044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8991117 (or 8991115 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 43.

Adding to 542253446044 its reverse (440644352245), we get a palindrome (982897798289).

The spelling of 542253446044 in words is "five hundred forty-two billion, two hundred fifty-three million, four hundred forty-six thousand, forty-four".