3266615560 has 32 divisors (see below), whose sum is σ = 7915262040. Its totient is φ = 1206134784.

The previous prime is 3266615551. The next prime is 3266615563. The reversal of 3266615560 is 655166623.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2800314724 + 466300836 = 52918^2 + 21594^2 .

It is a super-2 number, since 2×3266615560² = 21341554433668227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (3266615563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3140457 + ... + 3141496.

Almost surely, 2^3266615560 is an apocalyptic number.

It is an amenable number.

3266615560 is an abundant number, since it is smaller than the sum of its proper divisors (4648646480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3266615560 is a wasteful number, since it uses less digits than its factorization.

3266615560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281977 (or 6281973 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 3266615560 is about 57154.3135729929. The cubic root of 3266615560 is about 1483.7680282472.

The spelling of 3266615560 in words is "three billion, two hundred sixty-six million, six hundred fifteen thousand, five hundred sixty".