2654821146247 has 2 divisors, whose sum is σ = 2654821146248. Its totient is φ = 2654821146246.

The previous prime is 2654821146157. The next prime is 2654821146259. The reversal of 2654821146247 is 7426411284562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2654821146247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2654821146194 and 2654821146203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2654821186247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327410573123 + 1327410573124.

It is an arithmetic number, because the mean of its divisors is an integer number (1327410573124).

Almost surely, 2^{2654821146247} is an apocalyptic number.

2654821146247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654821146247 is an equidigital number, since it uses as much as digits as its factorization.

2654821146247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5160960, while the sum is 52.

The spelling of 2654821146247 in words is "two trillion, six hundred fifty-four billion, eight hundred twenty-one million, one hundred forty-six thousand, two hundred forty-seven".