352788323887253 has 4 divisors (see below), whose sum is σ = 373540578233580. Its totient is φ = 332036069540928.

The previous prime is 352788323887199. The next prime is 352788323887289.

352788323887253 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 331315461497329 + 21472862389924 = 18202073^2 + 4633882^2 .

It is a cyclic number.

It is not a de Polignac number, because 352788323887253 - 2¹² = 352788323883157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352788323487253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10376127173138 + ... + 10376127173171.

It is an arithmetic number, because the mean of its divisors is an integer number (93385144558395).

Almost surely, 2^{352788323887253} is an apocalyptic number.

It is an amenable number.

352788323887253 is a deficient number, since it is larger than the sum of its proper divisors (20752254346327).

352788323887253 is a wasteful number, since it uses less digits than its factorization.

352788323887253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20752254346326.

The product of its digits is 3251404800, while the sum is 74.

The spelling of 352788323887253 in words is "three hundred fifty-two trillion, seven hundred eighty-eight billion, three hundred twenty-three million, eight hundred eighty-seven thousand, two hundred fifty-three".