6654974419 has 2 divisors, whose sum is σ = 6654974420. Its totient is φ = 6654974418.

The previous prime is 6654974363. The next prime is 6654974437. The reversal of 6654974419 is 9144794566.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6654974419 - 2¹⁵ = 6654941651 is a prime.

It is a super-2 number, since 2×6654974419² = 88577369035088775122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6654974419.

It is not a weakly prime, because it can be changed into another prime (6654974489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3327487209 + 3327487210.

It is an arithmetic number, because the mean of its divisors is an integer number (3327487210).

Almost surely, 2^6654974419 is an apocalyptic number.

6654974419 is a deficient number, since it is larger than the sum of its proper divisors (1).

6654974419 is an equidigital number, since it uses as much as digits as its factorization.

6654974419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 55.

The square root of 6654974419 is about 81578.0265696591. The cubic root of 6654974419 is about 1880.9711312644.

The spelling of 6654974419 in words is "six billion, six hundred fifty-four million, nine hundred seventy-four thousand, four hundred nineteen".