3640981112 has 16 divisors (see below), whose sum is σ = 6842685600. Its totient is φ = 1816264960.

The previous prime is 3640981087. The next prime is 3640981139. The reversal of 3640981112 is 2111890463.

3640981112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524537 + ... + 531432.

It is an arithmetic number, because the mean of its divisors is an integer number (427667850).

Almost surely, 2^3640981112 is an apocalyptic number.

It is an amenable number.

3640981112 is a deficient number, since it is larger than the sum of its proper divisors (3201704488).

3640981112 is a wasteful number, since it uses less digits than its factorization.

3640981112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056406 (or 1056402 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 3640981112 is about 60340.5428547009. The cubic root of 3640981112 is about 1538.4125306866.

The spelling of 3640981112 in words is "three billion, six hundred forty million, nine hundred eighty-one thousand, one hundred twelve".