51046244530 has 16 divisors (see below), whose sum is σ = 92726207640. Its totient is φ = 20231171712.

The previous prime is 51046244497. The next prime is 51046244537. The reversal of 51046244530 is 3544264015.

It can be written as a sum of positive squares in 4 ways, for example, as 38725910521 + 12320334009 = 196789^2 + 110997^2 .

It is not an unprimeable number, because it can be changed into a prime (51046244537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23414619 + ... + 23416798.

Almost surely, 2^51046244530 is an apocalyptic number.

51046244530 is a deficient number, since it is larger than the sum of its proper divisors (41679963110).

51046244530 is a wasteful number, since it uses less digits than its factorization.

51046244530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46831533.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 51046244530 in words is "fifty-one billion, forty-six million, two hundred forty-four thousand, five hundred thirty".