6662240463 has 8 divisors (see below), whose sum is σ = 8911923328. Its totient is φ = 4427025624.

The previous prime is 6662240447. The next prime is 6662240471. The reversal of 6662240463 is 3640422666.

It is a happy number.

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

It is not a de Polignac number, because 6662240463 - 2⁴ = 6662240447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662240443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3615931 + ... + 3617772.

It is an arithmetic number, because the mean of its divisors is an integer number (1113990416).

Almost surely, 2^6662240463 is an apocalyptic number.

6662240463 is a deficient number, since it is larger than the sum of its proper divisors (2249682865).

6662240463 is a wasteful number, since it uses less digits than its factorization.

6662240463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234013.

The product of its (nonzero) digits is 248832, while the sum is 39.

The square root of 6662240463 is about 81622.5487411414. The cubic root of 6662240463 is about 1881.6554438354.

The spelling of 6662240463 in words is "six billion, six hundred sixty-two million, two hundred forty thousand, four hundred sixty-three".