51351341502212 has 12 divisors (see below), whose sum is σ = 89897995876416. Its totient is φ = 25666199823240.

The previous prime is 51351341502199. The next prime is 51351341502271. The reversal of 51351341502212 is 21220514315315.

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, 2367719768 + ... + 2367741455.

It is an arithmetic number, because the mean of its divisors is an integer number (7491499656368).

Almost surely, 2^{51351341502212} is an apocalyptic number.

It is an amenable number.

51351341502212 is a deficient number, since it is larger than the sum of its proper divisors (38546654374204).

51351341502212 is a wasteful number, since it uses less digits than its factorization.

51351341502212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4735463938 (or 4735463936 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 51351341502212 its reverse (21220514315315), we get a palindrome (72571855817527).

The spelling of 51351341502212 in words is "fifty-one trillion, three hundred fifty-one billion, three hundred forty-one million, five hundred two thousand, two hundred twelve".