51343655241360 has 80 divisors (see below), whose sum is σ = 161082985904064. Its totient is φ = 13526681857536.

The previous prime is 51343655241341. The next prime is 51343655241407. The reversal of 51343655241360 is 6314255634315.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1288726447 + ... + 1288766286.

Almost surely, 2^{51343655241360} is an apocalyptic number.

It is an amenable number.

51343655241360 is an abundant number, since it is smaller than the sum of its proper divisors (109739330662704).

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

51343655241360 is a wasteful number, since it uses less digits than its factorization.

51343655241360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577492832 (or 2577492826 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 51343655241360 in words is "fifty-one trillion, three hundred forty-three billion, six hundred fifty-five million, two hundred forty-one thousand, three hundred sixty".