51552541253 has 2 divisors, whose sum is σ = 51552541254. Its totient is φ = 51552541252.

The previous prime is 51552541237. The next prime is 51552541267. The reversal of 51552541253 is 35214525515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39482882209 + 12069659044 = 198703^2 + 109862^2 .

It is a cyclic number.

It is not a de Polignac number, because 51552541253 - 2⁴ = 51552541237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51552541223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25776270626 + 25776270627.

It is an arithmetic number, because the mean of its divisors is an integer number (25776270627).

Almost surely, 2^51552541253 is an apocalyptic number.

It is an amenable number.

51552541253 is a deficient number, since it is larger than the sum of its proper divisors (1).

51552541253 is an equidigital number, since it uses as much as digits as its factorization.

51552541253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150000, while the sum is 38.

The spelling of 51552541253 in words is "fifty-one billion, five hundred fifty-two million, five hundred forty-one thousand, two hundred fifty-three".