51044151009 has 8 divisors (see below), whose sum is σ = 68061232512. Its totient is φ = 34028251760.

The previous prime is 51044150981. The next prime is 51044151019. The reversal of 51044151009 is 90015144015.

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

It is a cyclic number.

It is not a de Polignac number, because 51044151009 - 2⁹ = 51044150497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51044151019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189369 + ... + 371414.

It is an arithmetic number, because the mean of its divisors is an integer number (8507654064).

Almost surely, 2^51044151009 is an apocalyptic number.

It is an amenable number.

51044151009 is a deficient number, since it is larger than the sum of its proper divisors (17017081503).

51044151009 is a wasteful number, since it uses less digits than its factorization.

51044151009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591127.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 51044151009 in words is "fifty-one billion, forty-four million, one hundred fifty-one thousand, nine".