2650180491947 has 2 divisors, whose sum is σ = 2650180491948. Its totient is φ = 2650180491946.

The previous prime is 2650180491863. The next prime is 2650180491949. The reversal of 2650180491947 is 7491940810562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2650180491947 - 2¹⁸ = 2650180229803 is a prime.

Together with 2650180491949, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2650180491892 and 2650180491901.

It is not a weakly prime, because it can be changed into another prime (2650180491949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325090245973 + 1325090245974.

It is an arithmetic number, because the mean of its divisors is an integer number (1325090245974).

Almost surely, 2^{2650180491947} is an apocalyptic number.

2650180491947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2650180491947 is an equidigital number, since it uses as much as digits as its factorization.

2650180491947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 2650180491947 in words is "two trillion, six hundred fifty billion, one hundred eighty million, four hundred ninety-one thousand, nine hundred forty-seven".