51630115610446 has 8 divisors (see below), whose sum is σ = 77458065921360. Its totient is φ = 25810760303328.

The previous prime is 51630115610441. The next prime is 51630115610609. The reversal of 51630115610446 is 64401651103615.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51630115610441) 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, 2148735931 + ... + 2148759958.

It is an arithmetic number, because the mean of its divisors is an integer number (9682258240170).

Almost surely, 2^{51630115610446} is an apocalyptic number.

51630115610446 is a deficient number, since it is larger than the sum of its proper divisors (25827950310914).

51630115610446 is a wasteful number, since it uses less digits than its factorization.

51630115610446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297501898.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 51630115610446 in words is "fifty-one trillion, six hundred thirty billion, one hundred fifteen million, six hundred ten thousand, four hundred forty-six".