1063405324784 has 80 divisors (see below), whose sum is σ = 2278056337920. Its totient is φ = 476838036480.

The previous prime is 1063405324777. The next prime is 1063405324789. The reversal of 1063405324784 is 4874235043601.

It is a super-2 number, since 2×1063405324784² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063405324789) 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, 16471832 + ... + 16536264.

It is an arithmetic number, because the mean of its divisors is an integer number (28475704224).

Almost surely, 2^{1063405324784} 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 1063405324784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1139028168960).

1063405324784 is an abundant number, since it is smaller than the sum of its proper divisors (1214651013136).

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

1063405324784 is a wasteful number, since it uses less digits than its factorization.

1063405324784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65718 (or 65712 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 1063405324784 in words is "one trillion, sixty-three billion, four hundred five million, three hundred twenty-four thousand, seven hundred eighty-four".