1064984656 has 60 divisors (see below), whose sum is σ = 2224625472. Its totient is φ = 493607232.

The previous prime is 1064984651. The next prime is 1064984677. The reversal of 1064984656 is 6564894601.

1064984656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1064984656² = 2268384635030876672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064984651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269511 + ... + 273433.

Almost surely, 2^1064984656 is an apocalyptic number.

1064984656 is a gapful number since it is divisible by the number (16) 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 1064984656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112312736).

1064984656 is an abundant number, since it is smaller than the sum of its proper divisors (1159640816).

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

1064984656 is a wasteful number, since it uses less digits than its factorization.

1064984656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 1064984656 is about 32634.1026535126. The cubic root of 1064984656 is about 1021.2085687176.

The spelling of 1064984656 in words is "one billion, sixty-four million, nine hundred eighty-four thousand, six hundred fifty-six".