557860738768 has 20 divisors (see below), whose sum is σ = 1110067484740. Its totient is φ = 271391710464.

The previous prime is 557860738759. The next prime is 557860738769. The reversal of 557860738768 is 867837068755.

It can be written as a sum of positive squares in 2 ways, for example, as 467757509184 + 90103229584 = 683928^2 + 300172^2 .

It is a super-2 number, since 2×557860738768² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557860738697 and 557860738706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557860738769) 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, 471165573 + ... + 471166756.

It is an arithmetic number, because the mean of its divisors is an integer number (55503374237).

Almost surely, 2^557860738768 is an apocalyptic number.

It is an amenable number.

557860738768 is a deficient number, since it is larger than the sum of its proper divisors (552206745972).

557860738768 is a wasteful number, since it uses less digits than its factorization.

557860738768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942332374 (or 942332368 counting only the distinct ones).

The product of its (nonzero) digits is 474163200, while the sum is 70.

The spelling of 557860738768 in words is "five hundred fifty-seven billion, eight hundred sixty million, seven hundred thirty-eight thousand, seven hundred sixty-eight".