6441615741460 has 48 divisors (see below), whose sum is σ = 14335168473360. Its totient is φ = 2427118453760.

The previous prime is 6441615741433. The next prime is 6441615741469. The reversal of 6441615741460 is 641475161446.

It can be written as a sum of positive squares in 8 ways, for example, as 152665244176 + 6288950497284 = 390724^2 + 2507778^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6441615741469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135418099 + ... + 135465658.

It is an arithmetic number, because the mean of its divisors is an integer number (298649343195).

Almost surely, 2^{6441615741460} is an apocalyptic number.

It is an amenable number.

6441615741460 is an abundant number, since it is smaller than the sum of its proper divisors (7893552731900).

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

6441615741460 is a wasteful number, since it uses less digits than its factorization.

6441615741460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270883836 (or 270883834 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 6441615741460 in words is "six trillion, four hundred forty-one billion, six hundred fifteen million, seven hundred forty-one thousand, four hundred sixty".