56927673871849 has 27 divisors (see below), whose sum is σ = 62814515880837. Its totient is φ = 51553769810400.

The previous prime is 56927673871847. The next prime is 56927673871889. The reversal of 56927673871849 is 94817837672965.

The square root of 56927673871849 is 7545043.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 23971256642025 + 32956417229824 = 4896045^2 + 5740768^2 .

It is not a de Polignac number, because 56927673871849 - 2¹ = 56927673871847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56927673871847) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24317672419 + ... + 24317674759.

Almost surely, 2^{56927673871849} is an apocalyptic number.

56927673871849 is the 7545043-rd square number.

56927673871849 is the 3772522-nd centered octagonal number.

It is an amenable number.

56927673871849 is a deficient number, since it is larger than the sum of its proper divisors (5886842008988).

56927673871849 is an frugal number, since it uses more digits than its factorization.

56927673871849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290 (or 2645 counting only the distinct ones).

The product of its digits is 7681443840, while the sum is 82.

The spelling of 56927673871849 in words is "fifty-six trillion, nine hundred twenty-seven billion, six hundred seventy-three million, eight hundred seventy-one thousand, eight hundred forty-nine".