3265661403 has 24 divisors (see below), whose sum is σ = 4881601296. Its totient is φ = 2102068800.

The previous prime is 3265661389. The next prime is 3265661411. The reversal of 3265661403 is 3041665623.

3265661403 is a `hidden beast` number, since 32 + 6 + 5 + 6 + 614 + 0 + 3 = 666.

It is not a de Polignac number, because 3265661403 - 2⁶ = 3265661339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3265668403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6193 + ... + 81053.

It is an arithmetic number, because the mean of its divisors is an integer number (203400054).

Almost surely, 2^3265661403 is an apocalyptic number.

3265661403 is a deficient number, since it is larger than the sum of its proper divisors (1615939893).

3265661403 is a wasteful number, since it uses less digits than its factorization.

3265661403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75035 (or 75032 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 3265661403 is about 57145.9657631228. The cubic root of 3265661403 is about 1483.6235478728.

The spelling of 3265661403 in words is "three billion, two hundred sixty-five million, six hundred sixty-one thousand, four hundred three".