5555521542 has 32 divisors (see below), whose sum is σ = 11352960000. Its totient is φ = 1811559488.

The previous prime is 5555521541. The next prime is 5555521553. The reversal of 5555521542 is 2451255555.

It is a self number, because there is not a number n which added to its sum of digits gives 5555521542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555521541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842434 + ... + 849002.

It is an arithmetic number, because the mean of its divisors is an integer number (354780000).

Almost surely, 2^5555521542 is an apocalyptic number.

5555521542 is an abundant number, since it is smaller than the sum of its proper divisors (5797438458).

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

5555521542 is a wasteful number, since it uses less digits than its factorization.

5555521542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9620.

The product of its digits is 250000, while the sum is 39.

The square root of 5555521542 is about 74535.3710797766. The cubic root of 5555521542 is about 1771.0940008173.

The spelling of 5555521542 in words is "five billion, five hundred fifty-five million, five hundred twenty-one thousand, five hundred forty-two".