51452471383 has 2 divisors, whose sum is σ = 51452471384. Its totient is φ = 51452471382.

The previous prime is 51452471347. The next prime is 51452471417. The reversal of 51452471383 is 38317425415.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51452471383 is a prime.

It is a super-2 number, since 2×51452471383² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51452471183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25726235691 + 25726235692.

It is an arithmetic number, because the mean of its divisors is an integer number (25726235692).

Almost surely, 2^51452471383 is an apocalyptic number.

51452471383 is a deficient number, since it is larger than the sum of its proper divisors (1).

51452471383 is an equidigital number, since it uses as much as digits as its factorization.

51452471383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 43.

Adding to 51452471383 its reverse (38317425415), we get a palindrome (89769896798).

The spelling of 51452471383 in words is "fifty-one billion, four hundred fifty-two million, four hundred seventy-one thousand, three hundred eighty-three".