542061131226 has 16 divisors (see below), whose sum is σ = 1107188694144. Its totient is φ = 176842638464.

The previous prime is 542061131221. The next prime is 542061131243. The reversal of 542061131226 is 622131160245.

It is not an unprimeable number, because it can be changed into a prime (542061131221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961101015 + ... + 961101578.

It is an arithmetic number, because the mean of its divisors is an integer number (69199293384).

Almost surely, 2^542061131226 is an apocalyptic number.

542061131226 is an abundant number, since it is smaller than the sum of its proper divisors (565127562918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542061131226 is a wasteful number, since it uses less digits than its factorization.

542061131226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922202645.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 542061131226 in words is "five hundred forty-two billion, sixty-one million, one hundred thirty-one thousand, two hundred twenty-six".