542001112240 has 80 divisors (see below), whose sum is σ = 1467347565888. Its totient is φ = 182322736128.

The previous prime is 542001112217. The next prime is 542001112249. The reversal of 542001112240 is 42211100245.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (542001112249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9101067 + ... + 9160426.

Almost surely, 2^542001112240 is an apocalyptic number.

It is an amenable number.

542001112240 is an abundant number, since it is smaller than the sum of its proper divisors (925346453648).

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

542001112240 is a wasteful number, since it uses less digits than its factorization.

542001112240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18261566 (or 18261560 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 542001112240 its reverse (42211100245), we get a palindrome (584212212485).

The spelling of 542001112240 in words is "five hundred forty-two billion, one million, one hundred twelve thousand, two hundred forty".