557550723710561 has 8 divisors (see below), whose sum is σ = 637200982675584. Its totient is φ = 477900503640000.

The previous prime is 557550723710557. The next prime is 557550723710567. The reversal of 557550723710561 is 165017327055755.

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

It is not a de Polignac number, because 557550723710561 - 2² = 557550723710557 is a prime.

It is a super-2 number, since 2×557550723710561² (a number of 30 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 557550723710561.

It is not an unprimeable number, because it can be changed into a prime (557550723710567) 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, 34254521 + ... + 47837993.

It is an arithmetic number, because the mean of its divisors is an integer number (79650122834448).

Almost surely, 2^{557550723710561} is an apocalyptic number.

It is an amenable number.

557550723710561 is a deficient number, since it is larger than the sum of its proper divisors (79650258965023).

557550723710561 is a wasteful number, since it uses less digits than its factorization.

557550723710561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19447231.

The product of its (nonzero) digits is 38587500, while the sum is 59.

The spelling of 557550723710561 in words is "five hundred fifty-seven trillion, five hundred fifty billion, seven hundred twenty-three million, seven hundred ten thousand, five hundred sixty-one".