51158754046612 has 6 divisors (see below), whose sum is σ = 89527819581578. Its totient is φ = 25579377023304.

The previous prime is 51158754046601. The next prime is 51158754046633. The reversal of 51158754046612 is 21664045785115.

51158754046612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 50807870785296 + 350883261316 = 7127964^2 + 592354^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6394844255823 + ... + 6394844255830.

Almost surely, 2^{51158754046612} is an apocalyptic number.

It is an amenable number.

51158754046612 is a deficient number, since it is larger than the sum of its proper divisors (38369065534966).

51158754046612 is a wasteful number, since it uses less digits than its factorization.

51158754046612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12789688511657 (or 12789688511655 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 55.

The spelling of 51158754046612 in words is "fifty-one trillion, one hundred fifty-eight billion, seven hundred fifty-four million, forty-six thousand, six hundred twelve".