51430870754 has 8 divisors (see below), whose sum is σ = 77167117020. Its totient is φ = 25708498416.

The previous prime is 51430870747. The next prime is 51430870807. The reversal of 51430870754 is 45707803415.

It can be written as a sum of positive squares in 2 ways, for example, as 45802420225 + 5628450529 = 214015^2 + 75023^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3459209 + ... + 3474044.

Almost surely, 2^51430870754 is an apocalyptic number.

51430870754 is a deficient number, since it is larger than the sum of its proper divisors (25736246266).

51430870754 is a wasteful number, since it uses less digits than its factorization.

51430870754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6936964.

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 51430870754 in words is "fifty-one billion, four hundred thirty million, eight hundred seventy thousand, seven hundred fifty-four".