51326443476312 has 32 divisors (see below), whose sum is σ = 131445769880880. Its totient is φ = 16691526333440.

The previous prime is 51326443476311. The next prime is 51326443476349. The reversal of 51326443476312 is 21367434462315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51326443476311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26080508913 + ... + 26080510880.

Almost surely, 2^{51326443476312} is an apocalyptic number.

It is an amenable number.

51326443476312 is an abundant number, since it is smaller than the sum of its proper divisors (80119326404568).

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

51326443476312 is a wasteful number, since it uses less digits than its factorization.

51326443476312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52161019843 (or 52161019839 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 51.

The spelling of 51326443476312 in words is "fifty-one trillion, three hundred twenty-six billion, four hundred forty-three million, four hundred seventy-six thousand, three hundred twelve".