51727044304 has 320 divisors, whose sum is σ = 124867008000. Its totient is φ = 20495794176.

The previous prime is 51727044293. The next prime is 51727044337. The reversal of 51727044304 is 40344072715.

It is a super-2 number, since 2×51727044304² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 259934797 + ... + 259934995.

It is an arithmetic number, because the mean of its divisors is an integer number (390209400).

Almost surely, 2^51727044304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51727044304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62433504000).

51727044304 is an abundant number, since it is smaller than the sum of its proper divisors (73139963696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51727044304 is a wasteful number, since it uses less digits than its factorization.

51727044304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The spelling of 51727044304 in words is "fifty-one billion, seven hundred twenty-seven million, forty-four thousand, three hundred four".