3731681016 has 448 divisors, whose sum is σ = 13409798400. Its totient is φ = 947303424.

The previous prime is 3731681003. The next prime is 3731681059. The reversal of 3731681016 is 6101861373.

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 111 ways as a sum of consecutive naturals, for example, 13186011 + ... + 13186293.

Almost surely, 2^3731681016 is an apocalyptic number.

3731681016 is a gapful number since it is divisible by the number (36) 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 3731681016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6704899200).

3731681016 is an abundant number, since it is smaller than the sum of its proper divisors (9678117384).

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

3731681016 is a wasteful number, since it uses less digits than its factorization.

3731681016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 3731681016 is about 61087.4865745842. The cubic root of 3731681016 is about 1551.0822848420.

The spelling of 3731681016 in words is "three billion, seven hundred thirty-one million, six hundred eighty-one thousand, sixteen".