54671575876787 has 2 divisors, whose sum is σ = 54671575876788. Its totient is φ = 54671575876786.

The previous prime is 54671575876763. The next prime is 54671575876793. The reversal of 54671575876787 is 78767857517645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54671575876787 - 2⁸ = 54671575876531 is a prime.

It is not a weakly prime, because it can be changed into another prime (54671575876487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27335787938393 + 27335787938394.

It is an arithmetic number, because the mean of its divisors is an integer number (27335787938394).

Almost surely, 2^{54671575876787} is an apocalyptic number.

54671575876787 is a deficient number, since it is larger than the sum of its proper divisors (1).

54671575876787 is an equidigital number, since it uses as much as digits as its factorization.

54671575876787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19361664000, while the sum is 83.

The spelling of 54671575876787 in words is "fifty-four trillion, six hundred seventy-one billion, five hundred seventy-five million, eight hundred seventy-six thousand, seven hundred eighty-seven".