3561662160 has 120 divisors (see below), whose sum is σ = 13670017920. Its totient is φ = 814093056.

The previous prime is 3561662147. The next prime is 3561662183. The reversal of 3561662160 is 612661653.

3561662160 is a `hidden beast` number, since 35 + 616 + 6 + 2 + 1 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a congruent number.

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, 348300 + ... + 358379.

It is an arithmetic number, because the mean of its divisors is an integer number (113916816).

Almost surely, 2^3561662160 is an apocalyptic number.

3561662160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3561662160 is an abundant number, since it is smaller than the sum of its proper divisors (10108355760).

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

3561662160 is a wasteful number, since it uses less digits than its factorization.

3561662160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706705 (or 706696 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3561662160 is about 59679.6628676805. The cubic root of 3561662160 is about 1527.1589466102.

The spelling of 3561662160 in words is "three billion, five hundred sixty-one million, six hundred sixty-two thousand, one hundred sixty".