1063906560 has 108 divisors (see below), whose sum is σ = 3681045732. Its totient is φ = 283705344.

The previous prime is 1063906553. The next prime is 1063906579. The reversal of 1063906560 is 656093601.

1063906560 is a `hidden beast` number, since 1 + 0 + 6 + 3 + 90 + 6 + 560 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 528632064 + 535274496 = 22992^2 + 23136^2 .

It is a super-2 number, since 2×1063906560² = 2263794336822067200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34657 + ... + 57696.

Almost surely, 2^1063906560 is an apocalyptic number.

1063906560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1063906560 is an abundant number, since it is smaller than the sum of its proper divisors (2617139172).

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

1063906560 is an equidigital number, since it uses as much as digits as its factorization.

1063906560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92380 (or 92363 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 1063906560 is about 32617.5805356559. The cubic root of 1063906560 is about 1020.8638587161.

The spelling of 1063906560 in words is "one billion, sixty-three million, nine hundred six thousand, five hundred sixty".