5561204142 has 32 divisors (see below), whose sum is σ = 12364369920. Its totient is φ = 1655940960.

The previous prime is 5561204113. The next prime is 5561204213. The reversal of 5561204142 is 2414021655.

It is a congruent 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, 1147542 + ... + 1152377.

It is an arithmetic number, because the mean of its divisors is an integer number (386386560).

Almost surely, 2^5561204142 is an apocalyptic number.

5561204142 is an abundant number, since it is smaller than the sum of its proper divisors (6803165778).

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

5561204142 is a wasteful number, since it uses less digits than its factorization.

5561204142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299968.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 5561204142 is about 74573.4814930884. The cubic root of 5561204142 is about 1771.6976638636.

Adding to 5561204142 its reverse (2414021655), we get a palindrome (7975225797).

The spelling of 5561204142 in words is "five billion, five hundred sixty-one million, two hundred four thousand, one hundred forty-two".