2026561536 has 84 divisors (see below), whose sum is σ = 5854366752. Its totient is φ = 675495936.

The previous prime is 2026561513. The next prime is 2026561597. The reversal of 2026561536 is 6351656202.

It is a happy number.

2026561536 is a `hidden beast` number, since 2 + 0 + 2 + 6 + 5 + 615 + 36 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2026561536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59985 + ... + 87471.

Almost surely, 2^2026561536 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 2026561536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927183376).

2026561536 is an abundant number, since it is smaller than the sum of its proper divisors (3827805216).

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

2026561536 is an equidigital number, since it uses as much as digits as its factorization.

2026561536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27519 (or 27492 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 2026561536 is about 45017.3470564404. The cubic root of 2026561536 is about 1265.4741120457.

The spelling of 2026561536 in words is "two billion, twenty-six million, five hundred sixty-one thousand, five hundred thirty-six".