51740011008 has 960 divisors, whose sum is σ = 192790160640. Its totient is φ = 13795246080.

The previous prime is 51740010943. The next prime is 51740011013. The reversal of 51740011008 is 80011004715.

51740011008 is a `hidden beast` number, since 517 + 40 + 0 + 1 + 100 + 8 = 666.

It is a super-2 number, since 2×51740011008² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1261951468 + ... + 1261951508.

It is an arithmetic number, because the mean of its divisors is an integer number (200823084).

Almost surely, 2^51740011008 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 51740011008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96395080320).

51740011008 is an abundant number, since it is smaller than the sum of its proper divisors (141050149632).

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

51740011008 is an frugal number, since it uses more digits than its factorization.

51740011008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The spelling of 51740011008 in words is "fifty-one billion, seven hundred forty million, eleven thousand, eight".