542215214564 has 24 divisors (see below), whose sum is σ = 954625761600. Its totient is φ = 269465226336.

The previous prime is 542215214561. The next prime is 542215214623. The reversal of 542215214564 is 465412512245.

It is not an unprimeable number, because it can be changed into a prime (542215214561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17504162 + ... + 17535110.

It is an arithmetic number, because the mean of its divisors is an integer number (39776073400).

Almost surely, 2^542215214564 is an apocalyptic number.

It is an amenable number.

542215214564 is a deficient number, since it is larger than the sum of its proper divisors (412410547036).

542215214564 is a wasteful number, since it uses less digits than its factorization.

542215214564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57347 (or 57345 counting only the distinct ones).

The product of its digits is 384000, while the sum is 41.

The spelling of 542215214564 in words is "five hundred forty-two billion, two hundred fifteen million, two hundred fourteen thousand, five hundred sixty-four".