555155038 has 4 divisors (see below), whose sum is σ = 832732560. Its totient is φ = 277577518.

The previous prime is 555155021. The next prime is 555155063. The reversal of 555155038 is 830551555.

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

It is a junction number, because it is equal to n+sod(n) for n = 555154988 and 555155006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138788758 + ... + 138788761.

It is an arithmetic number, because the mean of its divisors is an integer number (208183140).

Almost surely, 2^555155038 is an apocalyptic number.

555155038 is a deficient number, since it is larger than the sum of its proper divisors (277577522).

555155038 is a wasteful number, since it uses less digits than its factorization.

555155038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277577521.

The product of its (nonzero) digits is 75000, while the sum is 37.

The square root of 555155038 is about 23561.7282473082. The cubic root of 555155038 is about 821.8730917043.

The spelling of 555155038 in words is "five hundred fifty-five million, one hundred fifty-five thousand, thirty-eight".