542262532641 has 4 divisors (see below), whose sum is σ = 723016710192. Its totient is φ = 361508355092.

The previous prime is 542262532621. The next prime is 542262532657. The reversal of 542262532641 is 146235262245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 542262532641 - 2⁶ = 542262532577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542262532593 and 542262532602.

It is not an unprimeable number, because it can be changed into a prime (542262532601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90377088771 + ... + 90377088776.

It is an arithmetic number, because the mean of its divisors is an integer number (180754177548).

Almost surely, 2^542262532641 is an apocalyptic number.

It is an amenable number.

542262532641 is a deficient number, since it is larger than the sum of its proper divisors (180754177551).

542262532641 is a wasteful number, since it uses less digits than its factorization.

542262532641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180754177550.

The product of its digits is 691200, while the sum is 42.

Adding to 542262532641 its reverse (146235262245), we get a palindrome (688497794886).

The spelling of 542262532641 in words is "five hundred forty-two billion, two hundred sixty-two million, five hundred thirty-two thousand, six hundred forty-one".