6540052662 has 144 divisors (see below), whose sum is σ = 17657792880. Its totient is φ = 1732959360.

The previous prime is 6540052661. The next prime is 6540052693. The reversal of 6540052662 is 2662500456.

6540052662 is a `hidden beast` number, since 6 + 540 + 0 + 52 + 6 + 62 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540052661) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 531888 + ... + 544044.

Almost surely, 2^6540052662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6540052662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8828896440).

6540052662 is an abundant number, since it is smaller than the sum of its proper divisors (11117740218).

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

6540052662 is a wasteful number, since it uses less digits than its factorization.

6540052662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12219 (or 12205 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 6540052662 is about 80870.5920715312. The cubic root of 6540052662 is about 1870.0809884186.

The spelling of 6540052662 in words is "six billion, five hundred forty million, fifty-two thousand, six hundred sixty-two".