3661075068 has 96 divisors (see below), whose sum is σ = 9908172288. Its totient is φ = 1030560000.

The previous prime is 3661075031. The next prime is 3661075073. The reversal of 3661075068 is 8605701663.

It is a super-3 number, since 3×3661075068³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1924918 + ... + 1926818.

It is an arithmetic number, because the mean of its divisors is an integer number (103210128).

Almost surely, 2^3661075068 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 3661075068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4954086144).

3661075068 is an abundant number, since it is smaller than the sum of its proper divisors (6247097220).

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

3661075068 is a wasteful number, since it uses less digits than its factorization.

3661075068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2241 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 3661075068 is about 60506.8183595865. The cubic root of 3661075068 is about 1541.2374194537.

The spelling of 3661075068 in words is "three billion, six hundred sixty-one million, seventy-five thousand, sixty-eight".