349827454561 has 16 divisors (see below), whose sum is σ = 379169038080. Its totient is φ = 320839384320.

The previous prime is 349827454549. The next prime is 349827454579. The reversal of 349827454561 is 165454728943.

It is not a de Polignac number, because 349827454561 - 2¹³ = 349827446369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 349827454496 and 349827454505.

It is not an unprimeable number, because it can be changed into a prime (349827454531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1249321 + ... + 1503481.

It is an arithmetic number, because the mean of its divisors is an integer number (23698064880).

Almost surely, 2^349827454561 is an apocalyptic number.

It is an amenable number.

349827454561 is a deficient number, since it is larger than the sum of its proper divisors (29341583519).

349827454561 is a wasteful number, since it uses less digits than its factorization.

349827454561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254856.

The product of its digits is 29030400, while the sum is 58.

The spelling of 349827454561 in words is "three hundred forty-nine billion, eight hundred twenty-seven million, four hundred fifty-four thousand, five hundred sixty-one".