252279949522301 has 2 divisors, whose sum is σ = 252279949522302. Its totient is φ = 252279949522300.

The previous prime is 252279949522219. The next prime is 252279949522343. The reversal of 252279949522301 is 103225949972252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245068818046276 + 7211131476025 = 15654674^2 + 2685355^2 .

It is a cyclic number.

It is not a de Polignac number, because 252279949522301 - 2²² = 252279945327997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252279949528301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126139974761150 + 126139974761151.

It is an arithmetic number, because the mean of its divisors is an integer number (126139974761151).

Almost surely, 2^{252279949522301} is an apocalyptic number.

It is an amenable number.

252279949522301 is a deficient number, since it is larger than the sum of its proper divisors (1).

252279949522301 is an equidigital number, since it uses as much as digits as its factorization.

252279949522301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48988800, while the sum is 62.

The spelling of 252279949522301 in words is "two hundred fifty-two trillion, two hundred seventy-nine billion, nine hundred forty-nine million, five hundred twenty-two thousand, three hundred one".