556601157 has 12 divisors (see below), whose sum is σ = 918833760. Its totient is φ = 318057768.

The previous prime is 556601113. The next prime is 556601167. The reversal of 556601157 is 751106655.

It is not a de Polignac number, because 556601157 - 2¹² = 556597061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556601107) 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 11 ways as a sum of consecutive naturals, for example, 4417407 + ... + 4417532.

It is an arithmetic number, because the mean of its divisors is an integer number (76569480).

Almost surely, 2^556601157 is an apocalyptic number.

It is an amenable number.

556601157 is a deficient number, since it is larger than the sum of its proper divisors (362232603).

556601157 is a wasteful number, since it uses less digits than its factorization.

556601157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834952 (or 8834949 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 556601157 is about 23592.3961691050. The cubic root of 556601157 is about 822.5861032109.

The spelling of 556601157 in words is "five hundred fifty-six million, six hundred one thousand, one hundred fifty-seven".