51188658566134 has 16 divisors (see below), whose sum is σ = 77708454978672. Its totient is φ = 25285843183648.

The previous prime is 51188658566117. The next prime is 51188658566153. The reversal of 51188658566134 is 43166585688115.

It is a self number, because there is not a number n which added to its sum of digits gives 51188658566134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41390772 + ... + 42609544.

It is an arithmetic number, because the mean of its divisors is an integer number (4856778436167).

Almost surely, 2^{51188658566134} is an apocalyptic number.

51188658566134 is a deficient number, since it is larger than the sum of its proper divisors (26519796412538).

51188658566134 is a wasteful number, since it uses less digits than its factorization.

51188658566134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471871.

The product of its digits is 165888000, while the sum is 67.

The spelling of 51188658566134 in words is "fifty-one trillion, one hundred eighty-eight billion, six hundred fifty-eight million, five hundred sixty-six thousand, one hundred thirty-four".