354323523405 has 48 divisors (see below), whose sum is σ = 598474068480. Its totient is φ = 178982269056.

The previous prime is 354323523403. The next prime is 354323523439. The reversal of 354323523405 is 504325323453.

It is not a de Polignac number, because 354323523405 - 2¹ = 354323523403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354323523401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41057631 + ... + 41066259.

It is an arithmetic number, because the mean of its divisors is an integer number (12468209760).

Almost surely, 2^354323523405 is an apocalyptic number.

It is an amenable number.

354323523405 is a deficient number, since it is larger than the sum of its proper divisors (244150545075).

354323523405 is a wasteful number, since it uses less digits than its factorization.

354323523405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16258 (or 16239 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 39.

Adding to 354323523405 its reverse (504325323453), we get a palindrome (858648846858).

The spelling of 354323523405 in words is "three hundred fifty-four billion, three hundred twenty-three million, five hundred twenty-three thousand, four hundred five".