1026043560 has 96 divisors (see below), whose sum is σ = 3341169000. Its totient is φ = 273076224.

The previous prime is 1026043523. The next prime is 1026043591. The reversal of 1026043560 is 653406201.

1026043560 is a `hidden beast` number, since 1 + 0 + 2 + 60 + 43 + 560 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 638977284 + 387066276 = 25278^2 + 19674^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202336 + ... + 207344.

Almost surely, 2^1026043560 is an apocalyptic number.

1026043560 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 1026043560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670584500).

1026043560 is an abundant number, since it is smaller than the sum of its proper divisors (2315125440).

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

1026043560 is a wasteful number, since it uses less digits than its factorization.

1026043560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5595 (or 5588 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1026043560 is about 32031.9147101762. The cubic root of 1026043560 is about 1008.6068954877.

Adding to 1026043560 its reverse (653406201), we get a palindrome (1679449761).

The spelling of 1026043560 in words is "one billion, twenty-six million, forty-three thousand, five hundred sixty".