56529450601 has 4 divisors (see below), whose sum is σ = 60877869892. Its totient is φ = 52181031312.

The previous prime is 56529450589. The next prime is 56529450611. The reversal of 56529450601 is 10605492565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10605492565 = 5 ⋅2121098513.

It can be written as a sum of positive squares in 2 ways, for example, as 33576897600 + 22952553001 = 183240^2 + 151501^2 .

It is a cyclic number.

It is not a de Polignac number, because 56529450601 - 2⁵ = 56529450569 is a prime.

It is a super-2 number, since 2×56529450601² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56529450611) 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, 2174209626 + ... + 2174209651.

It is an arithmetic number, because the mean of its divisors is an integer number (15219467473).

Almost surely, 2^56529450601 is an apocalyptic number.

It is an amenable number.

56529450601 is a deficient number, since it is larger than the sum of its proper divisors (4348419291).

56529450601 is a wasteful number, since it uses less digits than its factorization.

56529450601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348419290.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 56529450601 in words is "fifty-six billion, five hundred twenty-nine million, four hundred fifty thousand, six hundred one".