3497307943680 has 432 divisors, whose sum is σ = 12953306655744. Its totient is φ = 902528593920.

The previous prime is 3497307943651. The next prime is 3497307943721. The reversal of 3497307943680 is 863497037943.

3497307943680 is a `hidden beast` number, since 3 + 4 + 97 + 30 + 7 + 9 + 436 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9460887 + ... + 9823593.

Almost surely, 2^{3497307943680} is an apocalyptic number.

3497307943680 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 3497307943680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6476653327872).

3497307943680 is an abundant number, since it is smaller than the sum of its proper divisors (9455998712064).

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

3497307943680 is an equidigital number, since it uses as much as digits as its factorization.

3497307943680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362774 (or 362748 counting only the distinct ones).

The product of its (nonzero) digits is 82301184, while the sum is 63.

The spelling of 3497307943680 in words is "three trillion, four hundred ninety-seven billion, three hundred seven million, nine hundred forty-three thousand, six hundred eighty".