51030218604 has 72 divisors (see below), whose sum is σ = 125654505984. Its totient is φ = 16110948000.

The previous prime is 51030218579. The next prime is 51030218623. The reversal of 51030218604 is 40681203015.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494929 + ... + 589079.

It is an arithmetic number, because the mean of its divisors is an integer number (1745201472).

Almost surely, 2^51030218604 is an apocalyptic number.

It is an amenable number.

51030218604 is an abundant number, since it is smaller than the sum of its proper divisors (74624287380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51030218604 is a wasteful number, since it uses less digits than its factorization.

51030218604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94267 (or 94234 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

It can be divided in two parts, 510302 and 18604, that added together give a triangular number (528906 = T₁₀₂₈).

The spelling of 51030218604 in words is "fifty-one billion, thirty million, two hundred eighteen thousand, six hundred four".