3766695660 has 648 divisors, whose sum is σ = 15227503200. Its totient is φ = 752903424.

The previous prime is 3766695643. The next prime is 3766695677. The reversal of 3766695660 is 665966673.

It is an interprime number because it is at equal distance from previous prime (3766695643) and next prime (3766695677).

It is a junction number, because it is equal to n+sod(n) for n = 3766695597 and 3766695606.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 198247131 + ... + 198247149.

Almost surely, 2^3766695660 is an apocalyptic number.

3766695660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3766695660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7613751600).

3766695660 is an abundant number, since it is smaller than the sum of its proper divisors (11460807540).

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

3766695660 is a wasteful number, since it uses less digits than its factorization.

3766695660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The square root of 3766695660 is about 61373.4116698754. The cubic root of 3766695660 is about 1555.9184973490.

The spelling of 3766695660 in words is "three billion, seven hundred sixty-six million, six hundred ninety-five thousand, six hundred sixty".