556338151 has 4 divisors (see below), whose sum is σ = 556465000. Its totient is φ = 556211304.

The previous prime is 556338091. The next prime is 556338161. The reversal of 556338151 is 151833655.

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

It is a cyclic number.

It is not a de Polignac number, because 556338151 - 2⁷ = 556338023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556338151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556338161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56601 + ... + 65698.

It is an arithmetic number, because the mean of its divisors is an integer number (139116250).

Almost surely, 2^556338151 is an apocalyptic number.

556338151 is a deficient number, since it is larger than the sum of its proper divisors (126849).

556338151 is a wasteful number, since it uses less digits than its factorization.

556338151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126848.

The product of its digits is 54000, while the sum is 37.

The square root of 556338151 is about 23586.8215535710. The cubic root of 556338151 is about 822.4565195986.

The spelling of 556338151 in words is "five hundred fifty-six million, three hundred thirty-eight thousand, one hundred fifty-one".