354115216323 has 24 divisors (see below), whose sum is σ = 558476433216. Its totient is φ = 214431937200.

The previous prime is 354115216267. The next prime is 354115216339. The reversal of 354115216323 is 323612511453.

354115216323 is a `hidden beast` number, since 3 + 5 + 4 + 1 + 15 + 2 + 1 + 632 + 3 = 666.

354115216323 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 354115216323 - 2⁸ = 354115216067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (354115216363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1411365 + ... + 1643222.

It is an arithmetic number, because the mean of its divisors is an integer number (23269851384).

Almost surely, 2^354115216323 is an apocalyptic number.

354115216323 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

354115216323 is a deficient number, since it is larger than the sum of its proper divisors (204361216893).

354115216323 is a wasteful number, since it uses less digits than its factorization.

354115216323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055775 (or 3055772 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 354115216323 its reverse (323612511453), we get a palindrome (677727727776).

The spelling of 354115216323 in words is "three hundred fifty-four billion, one hundred fifteen million, two hundred sixteen thousand, three hundred twenty-three".