555555502 has 4 divisors (see below), whose sum is σ = 833333256. Its totient is φ = 277777750.

The previous prime is 555555499. The next prime is 555555503. The reversal of 555555502 is 205555555.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555555503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138888874 + ... + 138888877.

It is an arithmetic number, because the mean of its divisors is an integer number (208333314).

Almost surely, 2^555555502 is an apocalyptic number.

555555502 is a deficient number, since it is larger than the sum of its proper divisors (277777754).

555555502 is a wasteful number, since it uses less digits than its factorization.

555555502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277777753.

The product of its (nonzero) digits is 156250, while the sum is 37.

The square root of 555555502 is about 23570.2249034667. The cubic root of 555555502 is about 822.0706650276.

The spelling of 555555502 in words is "five hundred fifty-five million, five hundred fifty-five thousand, five hundred two".