540102444 has 48 divisors (see below), whose sum is σ = 1524999168. Its totient is φ = 145237248.

The previous prime is 540102413. The next prime is 540102457. The reversal of 540102444 is 444201045.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187684 + ... + 190539.

It is an arithmetic number, because the mean of its divisors is an integer number (31770816).

Almost surely, 2^540102444 is an apocalyptic number.

It is an amenable number.

540102444 is an abundant number, since it is smaller than the sum of its proper divisors (984896724).

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

540102444 is a wasteful number, since it uses less digits than its factorization.

540102444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378254 (or 378252 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 540102444 is about 23240.1042166338. The cubic root of 540102444 is about 814.3767772406.

Adding to 540102444 its reverse (444201045), we get a palindrome (984303489).

The spelling of 540102444 in words is "five hundred forty million, one hundred two thousand, four hundred forty-four".