8045414541640 has 128 divisors (see below), whose sum is σ = 21910332245760. Its totient is φ = 2595554648064.

The previous prime is 8045414541631. The next prime is 8045414541641. The reversal of 8045414541640 is 461454145408.

It is not an unprimeable number, because it can be changed into a prime (8045414541641) 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, 20189764 + ... + 20584396.

It is an arithmetic number, because the mean of its divisors is an integer number (171174470670).

Almost surely, 2^{8045414541640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8045414541640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10955166122880).

8045414541640 is an abundant number, since it is smaller than the sum of its proper divisors (13864917704120).

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

8045414541640 is a wasteful number, since it uses less digits than its factorization.

8045414541640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398951 (or 398947 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 46.

The spelling of 8045414541640 in words is "eight trillion, forty-five billion, four hundred fourteen million, five hundred forty-one thousand, six hundred forty".