51153300533 has 4 divisors (see below), whose sum is σ = 51154451040. Its totient is φ = 51152150028.

The previous prime is 51153300481. The next prime is 51153300547. The reversal of 51153300533 is 33500335115.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51153300533 - 2⁶ = 51153300469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51153300496 and 51153300505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51153300553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505763 + ... + 598416.

It is an arithmetic number, because the mean of its divisors is an integer number (12788612760).

Almost surely, 2^51153300533 is an apocalyptic number.

It is an amenable number.

51153300533 is a deficient number, since it is larger than the sum of its proper divisors (1150507).

51153300533 is a wasteful number, since it uses less digits than its factorization.

51153300533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150506.

The product of its (nonzero) digits is 10125, while the sum is 29.

Adding to 51153300533 its reverse (33500335115), we get a palindrome (84653635648).

The spelling of 51153300533 in words is "fifty-one billion, one hundred fifty-three million, three hundred thousand, five hundred thirty-three".