556052145 has 16 divisors (see below), whose sum is σ = 970564032. Its totient is φ = 269600960.

The previous prime is 556052141. The next prime is 556052171. The reversal of 556052145 is 541250655.

It is not a de Polignac number, because 556052145 - 2² = 556052141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (556052141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1684842 + ... + 1685171.

It is an arithmetic number, because the mean of its divisors is an integer number (60660252).

Almost surely, 2^556052145 is an apocalyptic number.

556052145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

556052145 is a deficient number, since it is larger than the sum of its proper divisors (414511887).

556052145 is a wasteful number, since it uses less digits than its factorization.

556052145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370032.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 556052145 is about 23580.7579394726. The cubic root of 556052145 is about 822.3155574760.

The spelling of 556052145 in words is "five hundred fifty-six million, fifty-two thousand, one hundred forty-five".