354431161134452 has 12 divisors (see below), whose sum is σ = 620254852375620. Its totient is φ = 177215489027136.

The previous prime is 354431161134443. The next prime is 354431161134467. The reversal of 354431161134452 is 254431161134453.

It can be written as a sum of positive squares in 2 ways, for example, as 91645468970896 + 262785692163556 = 9573164^2 + 16210666^2 .

It is a junction number, because it is equal to n+sod(n) for n = 354431161134397 and 354431161134406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13769927 + ... + 29974542.

It is an arithmetic number, because the mean of its divisors is an integer number (51687904364635).

Almost surely, 2^{354431161134452} is an apocalyptic number.

It is an amenable number.

354431161134452 is a deficient number, since it is larger than the sum of its proper divisors (265823691241168).

354431161134452 is a wasteful number, since it uses less digits than its factorization.

354431161134452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45770050 (or 45770048 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 47.

Subtracting from 354431161134452 its reverse (254431161134453), we obtain a palindrome (99999999999999).

The spelling of 354431161134452 in words is "three hundred fifty-four trillion, four hundred thirty-one billion, one hundred sixty-one million, one hundred thirty-four thousand, four hundred fifty-two".