3631160640 has 56 divisors (see below), whose sum is σ = 11528938080. Its totient is φ = 968309248.

The previous prime is 3631160633. The next prime is 3631160653. The reversal of 3631160640 is 460611363.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3631160598 and 3631160607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890270 + ... + 1892189.

Almost surely, 2^3631160640 is an apocalyptic number.

3631160640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3631160640 is an abundant number, since it is smaller than the sum of its proper divisors (7897777440).

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

3631160640 is a wasteful number, since it uses less digits than its factorization.

3631160640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782479 (or 3782469 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 3631160640 is about 60259.1125059107. The cubic root of 3631160640 is about 1537.0281473593.

The spelling of 3631160640 in words is "three billion, six hundred thirty-one million, one hundred sixty thousand, six hundred forty".