252054446551 has 2 divisors, whose sum is σ = 252054446552. Its totient is φ = 252054446550.

The previous prime is 252054446549. The next prime is 252054446573. The reversal of 252054446551 is 155644450252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252054446551 - 2¹ = 252054446549 is a prime.

It is a super-2 number, since 2×252054446551² (a number of 24 digits) contains 22 as substring.

Together with 252054446549, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 252054446498 and 252054446507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252054446051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126027223275 + 126027223276.

It is an arithmetic number, because the mean of its divisors is an integer number (126027223276).

Almost surely, 2^252054446551 is an apocalyptic number.

252054446551 is a deficient number, since it is larger than the sum of its proper divisors (1).

252054446551 is an equidigital number, since it uses as much as digits as its factorization.

252054446551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960000, while the sum is 43.

The spelling of 252054446551 in words is "two hundred fifty-two billion, fifty-four million, four hundred forty-six thousand, five hundred fifty-one".