5918655047551 has 2 divisors, whose sum is σ = 5918655047552. Its totient is φ = 5918655047550.

The previous prime is 5918655047537. The next prime is 5918655047603. The reversal of 5918655047551 is 1557405568195.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5918655047551 - 2²³ = 5918646658943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5918655047551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5918655047531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2959327523775 + 2959327523776.

It is an arithmetic number, because the mean of its divisors is an integer number (2959327523776).

Almost surely, 2^{5918655047551} is an apocalyptic number.

5918655047551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5918655047551 is an equidigital number, since it uses as much as digits as its factorization.

5918655047551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800000, while the sum is 61.

The spelling of 5918655047551 in words is "five trillion, nine hundred eighteen billion, six hundred fifty-five million, forty-seven thousand, five hundred fifty-one".