6665501562 has 8 divisors (see below), whose sum is σ = 13331003136. Its totient is φ = 2221833852.

The previous prime is 6665501551. The next prime is 6665501621. The reversal of 6665501562 is 2651055666.

It is a sphenic number, since it is the product of 3 distinct primes.

6665501562 is an admirable number.

It is a super-2 number, since 2×6665501562² = 88857822146048879688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555458458 + ... + 555458469.

It is an arithmetic number, because the mean of its divisors is an integer number (1666375392).

Almost surely, 2^6665501562 is an apocalyptic number.

6665501562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6665501562 is a wasteful number, since it uses less digits than its factorization.

6665501562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110916932.

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 6665501562 is about 81642.5230011910. The cubic root of 6665501562 is about 1881.9624108274.

The spelling of 6665501562 in words is "six billion, six hundred sixty-five million, five hundred one thousand, five hundred sixty-two".