351223666322153 has 16 divisors (see below), whose sum is σ = 372779307613440. Its totient is φ = 329767550112000.

The previous prime is 351223666322143. The next prime is 351223666322201.

351223666322153 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351223666322153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (351223666322143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353595503 + ... + 354587403.

It is an arithmetic number, because the mean of its divisors is an integer number (23298706725840).

Almost surely, 2^{351223666322153} is an apocalyptic number.

It is an amenable number.

351223666322153 is a deficient number, since it is larger than the sum of its proper divisors (21555641291287).

351223666322153 is a wasteful number, since it uses less digits than its factorization.

351223666322153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042048.

The product of its digits is 6998400, while the sum is 50.

The spelling of 351223666322153 in words is "three hundred fifty-one trillion, two hundred twenty-three billion, six hundred sixty-six million, three hundred twenty-two thousand, one hundred fifty-three".