1542534568 has 16 divisors (see below), whose sum is σ = 2935421280. Its totient is φ = 759755568.

The previous prime is 1542534557. The next prime is 1542534619. The reversal of 1542534568 is 8654352451.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1438396 + ... + 1439467.

It is an arithmetic number, because the mean of its divisors is an integer number (183463830).

Almost surely, 2^1542534568 is an apocalyptic number.

It is an amenable number.

1542534568 is a deficient number, since it is larger than the sum of its proper divisors (1392886712).

1542534568 is a wasteful number, since it uses less digits than its factorization.

1542534568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877936 (or 2877932 counting only the distinct ones).

The product of its digits is 576000, while the sum is 43.

The square root of 1542534568 is about 39275.1138508853. The cubic root of 1542534568 is about 1155.4335355188.

The spelling of 1542534568 in words is "one billion, five hundred forty-two million, five hundred thirty-four thousand, five hundred sixty-eight".