6494660355 has 8 divisors (see below), whose sum is σ = 10391456592. Its totient is φ = 3463818848.

The previous prime is 6494660327. The next prime is 6494660371. The reversal of 6494660355 is 5530664946.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6494660355 - 2¹¹ = 6494658307 is a prime.

It is a super-4 number, since 4×6494660355⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216488664 + ... + 216488693.

It is an arithmetic number, because the mean of its divisors is an integer number (1298932074).

Almost surely, 2^6494660355 is an apocalyptic number.

6494660355 is a deficient number, since it is larger than the sum of its proper divisors (3896796237).

6494660355 is a wasteful number, since it uses less digits than its factorization.

6494660355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432977365.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The square root of 6494660355 is about 80589.4556067976. The cubic root of 6494660355 is about 1865.7444054728.

The spelling of 6494660355 in words is "six billion, four hundred ninety-four million, six hundred sixty thousand, three hundred fifty-five".