8836021434240 has 4096 divisors, whose sum is σ = 45008732160000. Its totient is φ = 1576599552000.

The previous prime is 8836021434239. The next prime is 8836021434271. The reversal of 8836021434240 is 424341206388.

It is a happy number.

8836021434240 is a `hidden beast` number, since 8 + 8 + 3 + 6 + 0 + 214 + 3 + 424 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 44402117661 + ... + 44402117859.

It is an arithmetic number, because the mean of its divisors is an integer number (10988460000).

Almost surely, 2^{8836021434240} is an apocalyptic number.

8836021434240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8836021434240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22504366080000).

8836021434240 is an abundant number, since it is smaller than the sum of its proper divisors (36172710725760).

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

8836021434240 is a wasteful number, since it uses less digits than its factorization.

8836021434240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The spelling of 8836021434240 in words is "eight trillion, eight hundred thirty-six billion, twenty-one million, four hundred thirty-four thousand, two hundred forty".