252451729963 has 2 divisors, whose sum is σ = 252451729964. Its totient is φ = 252451729962.

The previous prime is 252451729961. The next prime is 252451729969. The reversal of 252451729963 is 369927154252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252451729963 - 2¹ = 252451729961 is a prime.

It is a super-2 number, since 2×252451729963² (a number of 24 digits) contains 22 as substring.

Together with 252451729961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (252451729961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126225864981 + 126225864982.

It is an arithmetic number, because the mean of its divisors is an integer number (126225864982).

Almost surely, 2^252451729963 is an apocalyptic number.

252451729963 is a deficient number, since it is larger than the sum of its proper divisors (1).

252451729963 is an equidigital number, since it uses as much as digits as its factorization.

252451729963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8164800, while the sum is 55.

The spelling of 252451729963 in words is "two hundred fifty-two billion, four hundred fifty-one million, seven hundred twenty-nine thousand, nine hundred sixty-three".