3670643762432 has 144 divisors (see below), whose sum is σ = 7600016497920. Its totient is φ = 1768357453824.

The previous prime is 3670643762431. The next prime is 3670643762441. The reversal of 3670643762432 is 2342673460763.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3670643762431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205894703 + ... + 205912529.

Almost surely, 2^{3670643762432} is an apocalyptic number.

3670643762432 is a gapful number since it is divisible by the number (32) 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 3670643762432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3800008248960).

3670643762432 is an abundant number, since it is smaller than the sum of its proper divisors (3929372735488).

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

3670643762432 is a wasteful number, since it uses less digits than its factorization.

3670643762432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18156 (or 18142 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 53.

The spelling of 3670643762432 in words is "three trillion, six hundred seventy billion, six hundred forty-three million, seven hundred sixty-two thousand, four hundred thirty-two".