354342131623203 has 32 divisors (see below), whose sum is σ = 474527504424960. Its totient is φ = 235195134414240.

The previous prime is 354342131623201. The next prime is 354342131623237. The reversal of 354342131623203 is 302326131243453.

It is not a de Polignac number, because 354342131623203 - 2¹ = 354342131623201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (354342131623201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1285839850 + ... + 1286115392.

It is an arithmetic number, because the mean of its divisors is an integer number (14828984513280).

Almost surely, 2^{354342131623203} is an apocalyptic number.

354342131623203 is a deficient number, since it is larger than the sum of its proper divisors (120185372801757).

354342131623203 is a wasteful number, since it uses less digits than its factorization.

354342131623203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277999.

The product of its (nonzero) digits is 933120, while the sum is 42.

Adding to 354342131623203 its reverse (302326131243453), we get a palindrome (656668262866656).

The spelling of 354342131623203 in words is "three hundred fifty-four trillion, three hundred forty-two billion, one hundred thirty-one million, six hundred twenty-three thousand, two hundred three".