51143316352 has 32 divisors (see below), whose sum is σ = 102068191080. Its totient is φ = 25526201856.

The previous prime is 51143316317. The next prime is 51143316383. The reversal of 51143316352 is 25361334115.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282783 + ... + 426910.

Almost surely, 2^51143316352 is an apocalyptic number.

It is an amenable number.

51143316352 is a deficient number, since it is larger than the sum of its proper divisors (50924874728).

51143316352 is an equidigital number, since it uses as much as digits as its factorization.

51143316352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710270 (or 710258 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The spelling of 51143316352 in words is "fifty-one billion, one hundred forty-three million, three hundred sixteen thousand, three hundred fifty-two".