542030305779 has 12 divisors (see below), whose sum is σ = 785909597616. Its totient is φ = 359979567792.

The previous prime is 542030305711. The next prime is 542030305787. The reversal of 542030305779 is 977503030245.

542030305779 is a `hidden beast` number, since 5 + 42 + 0 + 3 + 0 + 30 + 577 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-542030305779 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (542030305709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114494952 + ... + 114499685.

It is an arithmetic number, because the mean of its divisors is an integer number (65492466468).

Almost surely, 2^542030305779 is an apocalyptic number.

542030305779 is a deficient number, since it is larger than the sum of its proper divisors (243879291837).

542030305779 is a wasteful number, since it uses less digits than its factorization.

542030305779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228994906 (or 228994903 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 45.

The spelling of 542030305779 in words is "five hundred forty-two billion, thirty million, three hundred five thousand, seven hundred seventy-nine".