51452355122233 has 6 divisors (see below), whose sum is σ = 55714680398814. Its totient is φ = 47494481651136.

The previous prime is 51452355122183. The next prime is 51452355122249. The reversal of 51452355122233 is 33222155325415.

It can be written as a sum of positive squares in 3 ways, for example, as 488561856784 + 50963793265449 = 698972^2 + 7138893^2 .

It is a de Polignac number, because none of the positive numbers 2^k-51452355122233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51452355122233.

It is not an unprimeable number, because it can be changed into a prime (51452355122033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152225902560 + ... + 152225902897.

It is an arithmetic number, because the mean of its divisors is an integer number (9285780066469).

Almost surely, 2^{51452355122233} is an apocalyptic number.

It is an amenable number.

51452355122233 is a deficient number, since it is larger than the sum of its proper divisors (4262325276581).

51452355122233 is a wasteful number, since it uses less digits than its factorization.

51452355122233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304451805483 (or 304451805470 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

The spelling of 51452355122233 in words is "fifty-one trillion, four hundred fifty-two billion, three hundred fifty-five million, one hundred twenty-two thousand, two hundred thirty-three".