5942790978871 has 2 divisors, whose sum is σ = 5942790978872. Its totient is φ = 5942790978870.

The previous prime is 5942790978869. The next prime is 5942790978877. The reversal of 5942790978871 is 1788790972495.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5942790978871 - 2¹ = 5942790978869 is a prime.

Together with 5942790978869, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5942790978877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2971395489435 + 2971395489436.

It is an arithmetic number, because the mean of its divisors is an integer number (2971395489436).

Almost surely, 2^{5942790978871} is an apocalyptic number.

5942790978871 is a deficient number, since it is larger than the sum of its proper divisors (1).

5942790978871 is an equidigital number, since it uses as much as digits as its factorization.

5942790978871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640120320, while the sum is 76.

The spelling of 5942790978871 in words is "five trillion, nine hundred forty-two billion, seven hundred ninety million, nine hundred seventy-eight thousand, eight hundred seventy-one".