4542067994 has 4 divisors (see below), whose sum is σ = 6813101994. Its totient is φ = 2271033996.

The previous prime is 4542067979. The next prime is 4542068017. The reversal of 4542067994 is 4997602454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4119970969 + 422097025 = 64187^2 + 20545^2 .

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 as a sum of consecutive naturals, namely, 1135516997 + ... + 1135517000.

Almost surely, 2^4542067994 is an apocalyptic number.

4542067994 is a deficient number, since it is larger than the sum of its proper divisors (2271034000).

4542067994 is a wasteful number, since it uses less digits than its factorization.

4542067994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271033999.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The square root of 4542067994 is about 67394.8662288160. The cubic root of 4542067994 is about 1656.0923222215.

The spelling of 4542067994 in words is "four billion, five hundred forty-two million, sixty-seven thousand, nine hundred ninety-four".