3280884406477 has 4 divisors (see below), whose sum is σ = 3473877606876. Its totient is φ = 3087891206080.

The previous prime is 3280884406441. The next prime is 3280884406489. The reversal of 3280884406477 is 7746044880823.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2159447884036 + 1121436522441 = 1469506^2 + 1058979^2 .

It is a cyclic number.

It is not a de Polignac number, because 3280884406477 - 2³¹ = 3278736922829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280884400477) 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, 96496600174 + ... + 96496600207.

It is an arithmetic number, because the mean of its divisors is an integer number (868469401719).

Almost surely, 2^{3280884406477} is an apocalyptic number.

It is an amenable number.

3280884406477 is a deficient number, since it is larger than the sum of its proper divisors (192993200399).

3280884406477 is a wasteful number, since it uses less digits than its factorization.

3280884406477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192993200398.

The product of its (nonzero) digits is 57802752, while the sum is 61.

The spelling of 3280884406477 in words is "three trillion, two hundred eighty billion, eight hundred eighty-four million, four hundred six thousand, four hundred seventy-seven".