51741917376 has 112 divisors (see below), whose sum is σ = 139607263584. Its totient is φ = 16906878976.

The previous prime is 51741917369. The next prime is 51741917377. The reversal of 51741917376 is 67371914715.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (51741917377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22762576 + ... + 22764848.

Almost surely, 2^51741917376 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 51741917376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69803631792).

51741917376 is an abundant number, since it is smaller than the sum of its proper divisors (87865346208).

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

51741917376 is a wasteful number, since it uses less digits than its factorization.

51741917376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4578 (or 4568 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 51.

The spelling of 51741917376 in words is "fifty-one billion, seven hundred forty-one million, nine hundred seventeen thousand, three hundred seventy-six".