1064653420320 has 384 divisors, whose sum is σ = 4395992186880. Its totient is φ = 235499166720.

The previous prime is 1064653420223. The next prime is 1064653420357. The reversal of 1064653420320 is 230243564601.

1064653420320 is a `hidden beast` number, since 1 + 0 + 646 + 5 + 3 + 4 + 2 + 0 + 3 + 2 + 0 = 666.

It is a super-2 number, since 2×1064653420320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 369589 + ... + 1505291.

It is an arithmetic number, because the mean of its divisors is an integer number (11447896320).

Almost surely, 2^{1064653420320} is an apocalyptic number.

1064653420320 is a gapful number since it is divisible by the number (10) 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 1064653420320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2197996093440).

1064653420320 is an abundant number, since it is smaller than the sum of its proper divisors (3331338766560).

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

1064653420320 is a wasteful number, since it uses less digits than its factorization.

1064653420320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135765 (or 1135751 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 1064653420320 its reverse (230243564601), we get a palindrome (1294896984921).

The spelling of 1064653420320 in words is "one trillion, sixty-four billion, six hundred fifty-three million, four hundred twenty thousand, three hundred twenty".