542445146024 has 8 divisors (see below), whose sum is σ = 1017084648810. Its totient is φ = 271222573008.

The previous prime is 542445145993. The next prime is 542445146029. The reversal of 542445146024 is 420641544245.

It can be written as a sum of positive squares in only one way, i.e., 509484743524 + 32960402500 = 713782^2 + 181550^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (542445146029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33902821619 + ... + 33902821634.

Almost surely, 2^542445146024 is an apocalyptic number.

It is an amenable number.

542445146024 is a deficient number, since it is larger than the sum of its proper divisors (474639502786).

542445146024 is a wasteful number, since it uses less digits than its factorization.

542445146024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67805643259 (or 67805643255 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 41.

The spelling of 542445146024 in words is "five hundred forty-two billion, four hundred forty-five million, one hundred forty-six thousand, twenty-four".