51364941846396 has 12 divisors (see below), whose sum is σ = 119851530974952. Its totient is φ = 17121647282128.

The previous prime is 51364941846391. The next prime is 51364941846433. The reversal of 51364941846396 is 69364814946315.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 51364941846396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51364941846391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2140205910255 + ... + 2140205910278.

It is an arithmetic number, because the mean of its divisors is an integer number (9987627581246).

Almost surely, 2^{51364941846396} is an apocalyptic number.

It is an amenable number.

51364941846396 is an abundant number, since it is smaller than the sum of its proper divisors (68486589128556).

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

51364941846396 is a wasteful number, since it uses less digits than its factorization.

51364941846396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280411820540 (or 4280411820538 counting only the distinct ones).

The product of its digits is 403107840, while the sum is 69.

The spelling of 51364941846396 in words is "fifty-one trillion, three hundred sixty-four billion, nine hundred forty-one million, eight hundred forty-six thousand, three hundred ninety-six".