542165407632 has 30 divisors (see below), whose sum is σ = 1517310134262. Its totient is φ = 180721802496.

The previous prime is 542165407631. The next prime is 542165407643. The reversal of 542165407632 is 236704561245.

542165407632 is a `hidden beast` number, since 5 + 4 + 2 + 1 + 6 + 5 + 4 + 0 + 7 + 632 = 666.

It can be written as a sum of positive squares in only one way, i.e., 502062942096 + 40102465536 = 708564^2 + 200256^2 .

It is not an unprimeable number, because it can be changed into a prime (542165407631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1882518633 + ... + 1882518920.

Almost surely, 2^542165407632 is an apocalyptic number.

It is an amenable number.

542165407632 is an abundant number, since it is smaller than the sum of its proper divisors (975144726630).

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

542165407632 is a wasteful number, since it uses less digits than its factorization.

542165407632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765037567 (or 3765037558 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

Adding to 542165407632 its reverse (236704561245), we get a palindrome (778869968877).

The spelling of 542165407632 in words is "five hundred forty-two billion, one hundred sixty-five million, four hundred seven thousand, six hundred thirty-two".