2641340256415 has 8 divisors (see below), whose sum is σ = 3622409494560. Its totient is φ = 1811204747232.

The previous prime is 2641340256409. The next prime is 2641340256419. The reversal of 2641340256415 is 5146520431462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2641340256415 - 2¹⁹ = 2641339732127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641340256419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37733432200 + ... + 37733432269.

It is an arithmetic number, because the mean of its divisors is an integer number (452801186820).

Almost surely, 2^{2641340256415} is an apocalyptic number.

2641340256415 is a deficient number, since it is larger than the sum of its proper divisors (981069238145).

2641340256415 is an equidigital number, since it uses as much as digits as its factorization.

2641340256415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75466864481.

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 2641340256415 its reverse (5146520431462), we get a palindrome (7787860687877).

The spelling of 2641340256415 in words is "two trillion, six hundred forty-one billion, three hundred forty million, two hundred fifty-six thousand, four hundred fifteen".