3640020200343 has 12 divisors (see below), whose sum is σ = 5486407258800. Its totient is φ = 2321172301536.

The previous prime is 3640020200237. The next prime is 3640020200363. The reversal of 3640020200343 is 3430020200463.

It is a happy number.

3640020200343 is a `hidden beast` number, since 3 + 6 + 400 + 20 + 200 + 34 + 3 = 666.

It is not a de Polignac number, because 3640020200343 - 2⁹ = 3640020199831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3640020200363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8792319118 + ... + 8792319531.

It is an arithmetic number, because the mean of its divisors is an integer number (457200604900).

Almost surely, 2^{3640020200343} is an apocalyptic number.

3640020200343 is a deficient number, since it is larger than the sum of its proper divisors (1846387058457).

3640020200343 is a wasteful number, since it uses less digits than its factorization.

3640020200343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17584638678 (or 17584638675 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The spelling of 3640020200343 in words is "three trillion, six hundred forty billion, twenty million, two hundred thousand, three hundred forty-three".