555635542 has 64 divisors (see below), whose sum is σ = 1061061120. Its totient is φ = 211968000.

The previous prime is 555635539. The next prime is 555635543. The reversal of 555635542 is 245536555.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 555635495 and 555635504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555635543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2161878 + ... + 2162134.

It is an arithmetic number, because the mean of its divisors is an integer number (16579080).

Almost surely, 2^555635542 is an apocalyptic number.

555635542 is a deficient number, since it is larger than the sum of its proper divisors (505425578).

555635542 is a wasteful number, since it uses less digits than its factorization.

555635542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517.

The product of its digits is 450000, while the sum is 40.

The square root of 555635542 is about 23571.9227472007. The cubic root of 555635542 is about 822.1101422572.

The spelling of 555635542 in words is "five hundred fifty-five million, six hundred thirty-five thousand, five hundred forty-two".