51876322373 has 4 divisors (see below), whose sum is σ = 51877245120. Its totient is φ = 51875399628.

The previous prime is 51876322349. The next prime is 51876322441. The reversal of 51876322373 is 37322367815.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37322367815 = 5 ⋅7464473563.

It is a cyclic number.

It is not a de Polignac number, because 51876322373 - 2²² = 51872128069 is a prime.

It is a super-2 number, since 2×51876322373² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51876322873) 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, 371165 + ... + 491442.

It is an arithmetic number, because the mean of its divisors is an integer number (12969311280).

Almost surely, 2^51876322373 is an apocalyptic number.

It is an amenable number.

51876322373 is a deficient number, since it is larger than the sum of its proper divisors (922747).

51876322373 is an equidigital number, since it uses as much as digits as its factorization.

51876322373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922746.

The product of its digits is 1270080, while the sum is 47.

The spelling of 51876322373 in words is "fifty-one billion, eight hundred seventy-six million, three hundred twenty-two thousand, three hundred seventy-three".