51482455346256 has 80 divisors (see below), whose sum is σ = 146523423918528. Its totient is φ = 15446281216000.

The previous prime is 51482455346219. The next prime is 51482455346291. The reversal of 51482455346256 is 65264355428415.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51482455346256.

It is a congruent number.

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, 482642961 + ... + 482749616.

Almost surely, 2^{51482455346256} is an apocalyptic number.

It is an amenable number.

51482455346256 is an abundant number, since it is smaller than the sum of its proper divisors (95040968572272).

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

51482455346256 is a wasteful number, since it uses less digits than its factorization.

51482455346256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965392700 (or 965392694 counting only the distinct ones).

The product of its digits is 138240000, while the sum is 60.

The spelling of 51482455346256 in words is "fifty-one trillion, four hundred eighty-two billion, four hundred fifty-five million, three hundred forty-six thousand, two hundred fifty-six".