51353433263 has 8 divisors (see below), whose sum is σ = 58970449920. Its totient is φ = 44227837080.

The previous prime is 51353433223. The next prime is 51353433293. The reversal of 51353433263 is 36233435315.

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 51353433263 - 2²⁶ = 51286324399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51353433223) 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, 122854895 + ... + 122855312.

It is an arithmetic number, because the mean of its divisors is an integer number (7371306240).

Almost surely, 2^51353433263 is an apocalyptic number.

51353433263 is a deficient number, since it is larger than the sum of its proper divisors (7617016657).

51353433263 is a wasteful number, since it uses less digits than its factorization.

51353433263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245710237.

The product of its digits is 291600, while the sum is 38.

Adding to 51353433263 its reverse (36233435315), we get a palindrome (87586868578).

The spelling of 51353433263 in words is "fifty-one billion, three hundred fifty-three million, four hundred thirty-three thousand, two hundred sixty-three".