353984678211 has 4 divisors (see below), whose sum is σ = 471979570952. Its totient is φ = 235989785472.

The previous prime is 353984678207. The next prime is 353984678219. The reversal of 353984678211 is 112876489353.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 353984678211 - 2² = 353984678207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353984678219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58997446366 + ... + 58997446371.

It is an arithmetic number, because the mean of its divisors is an integer number (117994892738).

Almost surely, 2^353984678211 is an apocalyptic number.

353984678211 is a deficient number, since it is larger than the sum of its proper divisors (117994892741).

353984678211 is a wasteful number, since it uses less digits than its factorization.

353984678211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117994892740.

The product of its digits is 8709120, while the sum is 57.

The spelling of 353984678211 in words is "three hundred fifty-three billion, nine hundred eighty-four million, six hundred seventy-eight thousand, two hundred eleven".