51545112033 has 8 divisors (see below), whose sum is σ = 69369123168. Its totient is φ = 34042254464.

The previous prime is 51545112023. The next prime is 51545112037. The reversal of 51545112033 is 33021154515.

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 51545112033 - 2⁹ = 51545111521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51545112037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80288016 + ... + 80288657.

It is an arithmetic number, because the mean of its divisors is an integer number (8671140396).

Almost surely, 2^51545112033 is an apocalyptic number.

It is an amenable number.

51545112033 is a deficient number, since it is larger than the sum of its proper divisors (17824011135).

51545112033 is a wasteful number, since it uses less digits than its factorization.

51545112033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160576783.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 51545112033 its reverse (33021154515), we get a palindrome (84566266548).

The spelling of 51545112033 in words is "fifty-one billion, five hundred forty-five million, one hundred twelve thousand, thirty-three".