51683321128484 has 48 divisors (see below), whose sum is σ = 95385733067520. Its totient is φ = 24435399444480.

The previous prime is 51683321128469. The next prime is 51683321128529. The reversal of 51683321128484 is 48482112338615.

It is a super-2 number, since 2×51683321128484² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297273509 + ... + 297447315.

It is an arithmetic number, because the mean of its divisors is an integer number (1987202772240).

Almost surely, 2^{51683321128484} is an apocalyptic number.

It is an amenable number.

51683321128484 is a deficient number, since it is larger than the sum of its proper divisors (43702411939036).

51683321128484 is a wasteful number, since it uses less digits than its factorization.

51683321128484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181188 (or 181186 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 56.

The spelling of 51683321128484 in words is "fifty-one trillion, six hundred eighty-three billion, three hundred twenty-one million, one hundred twenty-eight thousand, four hundred eighty-four".