542421246129 has 32 divisors (see below), whose sum is σ = 855952081920. Its totient is φ = 298950560832.

The previous prime is 542421246121. The next prime is 542421246139. The reversal of 542421246129 is 921642124245.

It is a happy number.

542421246129 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542421246129 - 2³ = 542421246121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542421246121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106462 + ... + 1046984.

It is an arithmetic number, because the mean of its divisors is an integer number (26748502560).

Almost surely, 2^542421246129 is an apocalyptic number.

It is an amenable number.

542421246129 is a deficient number, since it is larger than the sum of its proper divisors (313530835791).

542421246129 is a wasteful number, since it uses less digits than its factorization.

542421246129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941509.

The product of its digits is 276480, while the sum is 42.

The spelling of 542421246129 in words is "five hundred forty-two billion, four hundred twenty-one million, two hundred forty-six thousand, one hundred twenty-nine".