51302300243612 has 48 divisors (see below), whose sum is σ = 98042713735680. Its totient is φ = 23294954265600.

The previous prime is 51302300243611. The next prime is 51302300243693. The reversal of 51302300243612 is 21634200320315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51302300243611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1334344973 + ... + 1334383419.

It is an arithmetic number, because the mean of its divisors is an integer number (2042556536160).

Almost surely, 2^{51302300243612} is an apocalyptic number.

It is an amenable number.

51302300243612 is a deficient number, since it is larger than the sum of its proper divisors (46740413492068).

51302300243612 is a wasteful number, since it uses less digits than its factorization.

51302300243612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69242 (or 69240 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 51302300243612 its reverse (21634200320315), we get a palindrome (72936500563927).

The spelling of 51302300243612 in words is "fifty-one trillion, three hundred two billion, three hundred million, two hundred forty-three thousand, six hundred twelve".