3716685810 has 80 divisors (see below), whose sum is σ = 10017780696. Its totient is φ = 988733952.

The previous prime is 3716685803. The next prime is 3716685823. The reversal of 3716685810 is 185866173.

3716685810 is a `hidden beast` number, since 3 + 7 + 1 + 6 + 68 + 581 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1122719049 + 2593966761 = 33507^2 + 50931^2 .

It is a super-2 number, since 2×3716685810² = 27627506820510712200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 345432 + ... + 356028.

Almost surely, 2^3716685810 is an apocalyptic number.

3716685810 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3716685810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5008890348).

3716685810 is an abundant number, since it is smaller than the sum of its proper divisors (6301094886).

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

3716685810 is a wasteful number, since it uses less digits than its factorization.

3716685810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11049 (or 11040 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 3716685810 is about 60964.6275310528. The cubic root of 3716685810 is about 1549.0018978325.

The spelling of 3716685810 in words is "three billion, seven hundred sixteen million, six hundred eighty-five thousand, eight hundred ten".