3551546560 has 56 divisors (see below), whose sum is σ = 8473689936. Its totient is φ = 1417835520.

The previous prime is 3551546549. The next prime is 3551546563. The reversal of 3551546560 is 656451553.

It is a super-2 number, since 2×3551546560² = 25226965935695667200, 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 (3551546563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156750 + ... + 177970.

Almost surely, 2^3551546560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551546560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4236844968).

3551546560 is an abundant number, since it is smaller than the sum of its proper divisors (4922143376).

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

3551546560 is a wasteful number, since it uses less digits than its factorization.

3551546560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21761 (or 21751 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The square root of 3551546560 is about 59594.8534690706. The cubic root of 3551546560 is about 1525.7117967134.

The spelling of 3551546560 in words is "three billion, five hundred fifty-one million, five hundred forty-six thousand, five hundred sixty".