1306641640341 has 32 divisors (see below), whose sum is σ = 1802227714560. Its totient is φ = 841507430400.

The previous prime is 1306641640327. The next prime is 1306641640351. The reversal of 1306641640341 is 1430461466031.

It is not a de Polignac number, because 1306641640341 - 2⁵ = 1306641640309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1306641640341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306641640301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14395821 + ... + 14486301.

It is an arithmetic number, because the mean of its divisors is an integer number (56319616080).

Almost surely, 2^{1306641640341} is an apocalyptic number.

It is an amenable number.

1306641640341 is a deficient number, since it is larger than the sum of its proper divisors (495586074219).

1306641640341 is a wasteful number, since it uses less digits than its factorization.

1306641640341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91677.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 1306641640341 in words is "one trillion, three hundred six billion, six hundred forty-one million, six hundred forty thousand, three hundred forty-one".