2640414047 has 2 divisors, whose sum is σ = 2640414048. Its totient is φ = 2640414046.

The previous prime is 2640414031. The next prime is 2640414103. The reversal of 2640414047 is 7404140462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2640414047 - 2⁴ = 2640414031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2640414247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320207023 + 1320207024.

It is an arithmetic number, because the mean of its divisors is an integer number (1320207024).

Almost surely, 2^2640414047 is an apocalyptic number.

2640414047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2640414047 is an equidigital number, since it uses as much as digits as its factorization.

2640414047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 2640414047 is about 51384.9593460966. The cubic root of 2640414047 is about 1382.1568957608.

The spelling of 2640414047 in words is "two billion, six hundred forty million, four hundred fourteen thousand, forty-seven".