2447691214489 has 8 divisors (see below), whose sum is σ = 2512440853920. Its totient is φ = 2383717020096.

The previous prime is 2447691214481. The next prime is 2447691214511. The reversal of 2447691214489 is 9844121967442.

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 2447691214489 - 2³ = 2447691214481 is a prime.

It is a super-2 number, since 2×2447691214489² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2447691214481) 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, 193854864 + ... + 193867489.

It is an arithmetic number, because the mean of its divisors is an integer number (314055106740).

Almost surely, 2^{2447691214489} is an apocalyptic number.

It is an amenable number.

2447691214489 is a deficient number, since it is larger than the sum of its proper divisors (64749639431).

2447691214489 is a wasteful number, since it uses less digits than its factorization.

2447691214489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387722519.

The product of its digits is 27869184, while the sum is 61.

The spelling of 2447691214489 in words is "two trillion, four hundred forty-seven billion, six hundred ninety-one million, two hundred fourteen thousand, four hundred eighty-nine".