6641846497 has 8 divisors (see below), whose sum is σ = 7803008640. Its totient is φ = 5573577360.

The previous prime is 6641846483. The next prime is 6641846509. The reversal of 6641846497 is 7946481466.

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

It is not a de Polignac number, because 6641846497 - 2⁷ = 6641846369 is a prime.

It is a super-2 number, since 2×6641846497² = 88228249779422342018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6641826497) 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, 23223097 + ... + 23223382.

It is an arithmetic number, because the mean of its divisors is an integer number (975376080).

Almost surely, 2^6641846497 is an apocalyptic number.

It is an amenable number.

6641846497 is a deficient number, since it is larger than the sum of its proper divisors (1161162143).

6641846497 is a wasteful number, since it uses less digits than its factorization.

6641846497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46446503.

The product of its digits is 6967296, while the sum is 55.

The square root of 6641846497 is about 81497.5244838762. The cubic root of 6641846497 is about 1879.7334857789.

The spelling of 6641846497 in words is "six billion, six hundred forty-one million, eight hundred forty-six thousand, four hundred ninety-seven".