56527540289 has 8 divisors (see below), whose sum is σ = 64347556032. Its totient is φ = 49154382640.

The previous prime is 56527540211. The next prime is 56527540297. The reversal of 56527540289 is 98204572565.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56527540289 - 2⁸ = 56527540033 is a prime.

It is a super-2 number, since 2×56527540289² (a number of 22 digits) contains 22 as substring.

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 56527540289.

It is not an unprimeable number, because it can be changed into a prime (56527545289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111714254 + ... + 111714759.

It is an arithmetic number, because the mean of its divisors is an integer number (8043444504).

Almost surely, 2^56527540289 is an apocalyptic number.

It is an amenable number.

56527540289 is a deficient number, since it is larger than the sum of its proper divisors (7820015743).

56527540289 is a wasteful number, since it uses less digits than its factorization.

56527540289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223429047.

The product of its (nonzero) digits is 6048000, while the sum is 53.

The spelling of 56527540289 in words is "fifty-six billion, five hundred twenty-seven million, five hundred forty thousand, two hundred eighty-nine".