542742805328 has 20 divisors (see below), whose sum is σ = 1061211566580. Its totient is φ = 268881755904.

The previous prime is 542742805313. The next prime is 542742805343. The reversal of 542742805328 is 823508247245.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (542742805313) and next prime (542742805343).

It can be written as a sum of positive squares in 2 ways, for example, as 490543350544 + 52199454784 = 700388^2 + 228472^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155601125 + ... + 155604612.

It is an arithmetic number, because the mean of its divisors is an integer number (53060578329).

Almost surely, 2^542742805328 is an apocalyptic number.

It is an amenable number.

542742805328 is a deficient number, since it is larger than the sum of its proper divisors (518468761252).

542742805328 is a wasteful number, since it uses less digits than its factorization.

542742805328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311205854 (or 311205848 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 50.

The spelling of 542742805328 in words is "five hundred forty-two billion, seven hundred forty-two million, eight hundred five thousand, three hundred twenty-eight".