6536266040 has 64 divisors (see below), whose sum is σ = 15365851200. Its totient is φ = 2497600512.

The previous prime is 6536266001. The next prime is 6536266069. The reversal of 6536266040 is 406626356.

It is a junction number, because it is equal to n+sod(n) for n = 6536265985 and 6536266003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780596 + ... + 788924.

It is an arithmetic number, because the mean of its divisors is an integer number (240091425).

Almost surely, 2^6536266040 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 6536266040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7682925600).

6536266040 is an abundant number, since it is smaller than the sum of its proper divisors (8829585160).

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

6536266040 is a wasteful number, since it uses less digits than its factorization.

6536266040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9216 (or 9212 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 6536266040 is about 80847.1770688377. The cubic root of 6536266040 is about 1869.7199996375.

The spelling of 6536266040 in words is "six billion, five hundred thirty-six million, two hundred sixty-six thousand, forty".