3551606316 has 72 divisors (see below), whose sum is σ = 9071244000. Its totient is φ = 1171591680.

The previous prime is 3551606299. The next prime is 3551606339. The reversal of 3551606316 is 6136061553.

3551606316 is a `hidden beast` number, since 3 + 5 + 5 + 16 + 0 + 631 + 6 = 666.

3551606316 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 2×3551606316² = 25227814847702183712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1667140 + ... + 1669268.

It is an arithmetic number, because the mean of its divisors is an integer number (125989500).

Almost surely, 2^3551606316 is an apocalyptic number.

3551606316 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3551606316 is an abundant number, since it is smaller than the sum of its proper divisors (5519637684).

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

3551606316 is a wasteful number, since it uses less digits than its factorization.

3551606316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599 (or 2594 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 3551606316 is about 59595.3548189790. The cubic root of 3551606316 is about 1525.7203535417.

Adding to 3551606316 its reverse (6136061553), we get a palindrome (9687667869).

The spelling of 3551606316 in words is "three billion, five hundred fifty-one million, six hundred six thousand, three hundred sixteen".