354401205611 has 16 divisors (see below), whose sum is σ = 360559318560. Its totient is φ = 348269518080.

The previous prime is 354401205581. The next prime is 354401205623. The reversal of 354401205611 is 116502104453.

It is a cyclic number.

It is not a de Polignac number, because 354401205611 - 2¹⁸ = 354400943467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354401205671) 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, 115778021 + ... + 115781081.

It is an arithmetic number, because the mean of its divisors is an integer number (22534957410).

Almost surely, 2^354401205611 is an apocalyptic number.

354401205611 is a deficient number, since it is larger than the sum of its proper divisors (6158112949).

354401205611 is a wasteful number, since it uses less digits than its factorization.

354401205611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6734.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 354401205611 in words is "three hundred fifty-four billion, four hundred one million, two hundred five thousand, six hundred eleven".