542662022440 has 32 divisors (see below), whose sum is σ = 1221125921280. Its totient is φ = 217040565312.

The previous prime is 542662022431. The next prime is 542662022447. The reversal of 542662022440 is 44220266245.

It is a self number, because there is not a number n which added to its sum of digits gives 542662022440.

It is not an unprimeable number, because it can be changed into a prime (542662022447) 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, 392832 + ... + 1113391.

It is an arithmetic number, because the mean of its divisors is an integer number (38160185040).

Almost surely, 2^542662022440 is an apocalyptic number.

It is an amenable number.

542662022440 is an abundant number, since it is smaller than the sum of its proper divisors (678463898840).

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

542662022440 is a wasteful number, since it uses less digits than its factorization.

542662022440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515241 (or 1515237 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 542662022440 its reverse (44220266245), we get a palindrome (586882288685).

The spelling of 542662022440 in words is "five hundred forty-two billion, six hundred sixty-two million, twenty-two thousand, four hundred forty".