3551644016 has 20 divisors (see below), whose sum is σ = 6888456432. Its totient is φ = 1773977856.

The previous prime is 3551643967. The next prime is 3551644021. The reversal of 3551644016 is 6104461553.

3551644016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3551644016² = 25228350432777216512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99305 + ... + 130248.

Almost surely, 2^3551644016 is an apocalyptic number.

It is an amenable number.

3551644016 is a deficient number, since it is larger than the sum of its proper divisors (3336812416).

3551644016 is a wasteful number, since it uses less digits than its factorization.

3551644016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230528 (or 230522 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 3551644016 is about 59595.6711179596. The cubic root of 3551644016 is about 1525.7257519867.

The spelling of 3551644016 in words is "three billion, five hundred fifty-one million, six hundred forty-four thousand, sixteen".