354881336803 has 4 divisors (see below), whose sum is σ = 405578670640. Its totient is φ = 304184002968.

The previous prime is 354881336791. The next prime is 354881336809. The reversal of 354881336803 is 308633188453.

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

It is a cyclic number.

It is not a de Polignac number, because 354881336803 - 2¹³ = 354881328611 is a prime.

It is a super-2 number, since 2×354881336803² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354881336809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25348666908 + ... + 25348666921.

It is an arithmetic number, because the mean of its divisors is an integer number (101394667660).

Almost surely, 2^354881336803 is an apocalyptic number.

354881336803 is a deficient number, since it is larger than the sum of its proper divisors (50697333837).

354881336803 is an equidigital number, since it uses as much as digits as its factorization.

354881336803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50697333836.

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 354881336803 in words is "three hundred fifty-four billion, eight hundred eighty-one million, three hundred thirty-six thousand, eight hundred three".