51418834536466 has 8 divisors (see below), whose sum is σ = 77128307517744. Its totient is φ = 25709398697220.

The previous prime is 51418834536457. The next prime is 51418834536469. The reversal of 51418834536466 is 66463543881415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 51418834536398 and 51418834536407.

It is not an unprimeable number, because it can be changed into a prime (51418834536469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5518980 + ... + 11545423.

It is an arithmetic number, because the mean of its divisors is an integer number (9641038439718).

Almost surely, 2^{51418834536466} is an apocalyptic number.

51418834536466 is a deficient number, since it is larger than the sum of its proper divisors (25709472981278).

51418834536466 is a wasteful number, since it uses less digits than its factorization.

51418834536466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18571016.

The product of its digits is 199065600, while the sum is 64.

The spelling of 51418834536466 in words is "fifty-one trillion, four hundred eighteen billion, eight hundred thirty-four million, five hundred thirty-six thousand, four hundred sixty-six".