51873284558577 has 32 divisors (see below), whose sum is σ = 72717377660928. Its totient is φ = 32829359308416.

The previous prime is 51873284558551. The next prime is 51873284558597. The reversal of 51873284558577 is 77585548237815.

It is a happy number.

It is not a de Polignac number, because 51873284558577 - 2⁷ = 51873284558449 is a prime.

It is a super-3 number, since 3×51873284558577³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51873284558499 and 51873284558508.

It is not an unprimeable number, because it can be changed into a prime (51873284558597) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319333 + ... + 10190610.

It is an arithmetic number, because the mean of its divisors is an integer number (2272418051904).

Almost surely, 2^{51873284558577} is an apocalyptic number.

It is an amenable number.

51873284558577 is a deficient number, since it is larger than the sum of its proper divisors (20844093102351).

51873284558577 is a wasteful number, since it uses less digits than its factorization.

51873284558577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510509.

The product of its digits is 2634240000, while the sum is 75.

The spelling of 51873284558577 in words is "fifty-one trillion, eight hundred seventy-three billion, two hundred eighty-four million, five hundred fifty-eight thousand, five hundred seventy-seven".