51013212511304 has 16 divisors (see below), whose sum is σ = 97077382018800. Its totient is φ = 25125910639632.

The previous prime is 51013212511279. The next prime is 51013212511321. The reversal of 51013212511304 is 40311521231015.

It is a happy number.

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, 47586951434 + ... + 47586952505.

It is an arithmetic number, because the mean of its divisors is an integer number (6067336376175).

Almost surely, 2^{51013212511304} is an apocalyptic number.

It is an amenable number.

51013212511304 is a deficient number, since it is larger than the sum of its proper divisors (46064169507496).

51013212511304 is a wasteful number, since it uses less digits than its factorization.

51013212511304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95173904012 (or 95173904008 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 51013212511304 its reverse (40311521231015), we get a palindrome (91324733742319).

The spelling of 51013212511304 in words is "fifty-one trillion, thirteen billion, two hundred twelve million, five hundred eleven thousand, three hundred four".