542120002 has 32 divisors (see below), whose sum is σ = 856880640. Its totient is φ = 256919040.

The previous prime is 542119969. The next prime is 542120009. The reversal of 542120002 is 200021245.

It is not an unprimeable number, because it can be changed into a prime (542120009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655113 + ... + 655939.

It is an arithmetic number, because the mean of its divisors is an integer number (26777520).

Almost surely, 2^542120002 is an apocalyptic number.

542120002 is a deficient number, since it is larger than the sum of its proper divisors (314760638).

542120002 is a wasteful number, since it uses less digits than its factorization.

542120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 542120002 is about 23283.4705746373. The cubic root of 542120002 is about 815.3895546966.

Adding to 542120002 its reverse (200021245), we get a palindrome (742141247).

The spelling of 542120002 in words is "five hundred forty-two million, one hundred twenty thousand, two".