542004613665121 has 8 divisors (see below), whose sum is σ = 543159864901440. Its totient is φ = 540849716975568.

The previous prime is 542004613665079. The next prime is 542004613665133. The reversal of 542004613665121 is 121566316400245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 542004613665121 - 2⁹ = 542004613664609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542004613665191) 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, 85575871 + ... + 91690996.

It is an arithmetic number, because the mean of its divisors is an integer number (67894983112680).

Almost surely, 2^{542004613665121} is an apocalyptic number.

It is an amenable number.

542004613665121 is a deficient number, since it is larger than the sum of its proper divisors (1155251236319).

542004613665121 is a wasteful number, since it uses less digits than its factorization.

542004613665121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177273383.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 542004613665121 in words is "five hundred forty-two trillion, four billion, six hundred thirteen million, six hundred sixty-five thousand, one hundred twenty-one".