542433105021 has 32 divisors (see below), whose sum is σ = 737387280000. Its totient is φ = 354622675968.

The previous prime is 542433104999. The next prime is 542433105073. The reversal of 542433105021 is 120501334245.

It is not a de Polignac number, because 542433105021 - 2⁶ = 542433104957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542433105021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542433106021) 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, 38924571 + ... + 38938503.

It is an arithmetic number, because the mean of its divisors is an integer number (23043352500).

Almost surely, 2^542433105021 is an apocalyptic number.

It is an amenable number.

542433105021 is a deficient number, since it is larger than the sum of its proper divisors (194954174979).

542433105021 is a wasteful number, since it uses less digits than its factorization.

542433105021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15213.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 542433105021 its reverse (120501334245), we get a palindrome (662934439266).

The spelling of 542433105021 in words is "five hundred forty-two billion, four hundred thirty-three million, one hundred five thousand, twenty-one".