56606151 has 32 divisors (see below), whose sum is σ = 90685440. Its totient is φ = 30707424.

The previous prime is 56606131. The next prime is 56606159. The reversal of 56606151 is 15160665.

It is not a de Polignac number, because 56606151 - 2⁹ = 56605639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56606159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78370 + ... + 79088.

It is an arithmetic number, because the mean of its divisors is an integer number (2833920).

Almost surely, 2^56606151 is an apocalyptic number.

56606151 is a deficient number, since it is larger than the sum of its proper divisors (34079289).

56606151 is a wasteful number, since it uses less digits than its factorization.

56606151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 56606151 is about 7523.7059352423. The cubic root of 56606151 is about 383.9616728782.

It can be divided in two parts, 5660 and 6151, that added together give a palindrome (11811).

The spelling of 56606151 in words is "fifty-six million, six hundred six thousand, one hundred fifty-one".