54767959787 has 2 divisors, whose sum is σ = 54767959788. Its totient is φ = 54767959786.

The previous prime is 54767959751. The next prime is 54767959837. The reversal of 54767959787 is 78795976745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54767959787 - 2¹⁸ = 54767697643 is a prime.

It is not a weakly prime, because it can be changed into another prime (54767959717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27383979893 + 27383979894.

It is an arithmetic number, because the mean of its divisors is an integer number (27383979894).

Almost surely, 2^54767959787 is an apocalyptic number.

54767959787 is a deficient number, since it is larger than the sum of its proper divisors (1).

54767959787 is an equidigital number, since it uses as much as digits as its factorization.

54767959787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933508800, while the sum is 74.

The spelling of 54767959787 in words is "fifty-four billion, seven hundred sixty-seven million, nine hundred fifty-nine thousand, seven hundred eighty-seven".