51555563132602 has 16 divisors (see below), whose sum is σ = 77369281738560. Its totient is φ = 25765803093888.

The previous prime is 51555563132599. The next prime is 51555563132603. The reversal of 51555563132602 is 20623136555515.

It is not an unprimeable number, because it can be changed into a prime (51555563132603) 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, 239319274 + ... + 239534602.

It is an arithmetic number, because the mean of its divisors is an integer number (4835580108660).

Almost surely, 2^{51555563132602} is an apocalyptic number.

51555563132602 is a deficient number, since it is larger than the sum of its proper divisors (25813718605958).

51555563132602 is a wasteful number, since it uses less digits than its factorization.

51555563132602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270405.

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 51555563132602 in words is "fifty-one trillion, five hundred fifty-five billion, five hundred sixty-three million, one hundred thirty-two thousand, six hundred two".