3716906640 has 160 divisors (see below), whose sum is σ = 11810244096. Its totient is φ = 966574080.

The previous prime is 3716906621. The next prime is 3716906657. The reversal of 3716906640 is 466096173.

It is a junction number, because it is equal to n+sod(n) for n = 3716906592 and 3716906601.

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, 4883860 + ... + 4884620.

Almost surely, 2^3716906640 is an apocalyptic number.

3716906640 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 3716906640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5905122048).

3716906640 is an abundant number, since it is smaller than the sum of its proper divisors (8093337456).

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

3716906640 is a wasteful number, since it uses less digits than its factorization.

3716906640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 3716906640 is about 60966.4386363514. The cubic root of 3716906640 is about 1549.0325756399.

The spelling of 3716906640 in words is "three billion, seven hundred sixteen million, nine hundred six thousand, six hundred forty".