542749016 has 8 divisors (see below), whose sum is σ = 1017654420. Its totient is φ = 271374504.

The previous prime is 542749013. The next prime is 542749019. The reversal of 542749016 is 610947245.

It is an interprime number because it is at equal distance from previous prime (542749013) and next prime (542749019).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542749013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33921806 + ... + 33921821.

Almost surely, 2^542749016 is an apocalyptic number.

It is an amenable number.

542749016 is a deficient number, since it is larger than the sum of its proper divisors (474905404).

542749016 is a wasteful number, since it uses less digits than its factorization.

542749016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67843633 (or 67843629 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 542749016 is about 23296.9743958309. The cubic root of 542749016 is about 815.7047943757.

The spelling of 542749016 in words is "five hundred forty-two million, seven hundred forty-nine thousand, sixteen".