2054536279919 has 2 divisors, whose sum is σ = 2054536279920. Its totient is φ = 2054536279918.

The previous prime is 2054536279909. The next prime is 2054536279949. The reversal of 2054536279919 is 9199726354502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2054536279919 - 2⁴ = 2054536279903 is a prime.

It is a super-2 number, since 2×2054536279919² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2054536279909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027268139959 + 1027268139960.

It is an arithmetic number, because the mean of its divisors is an integer number (1027268139960).

Almost surely, 2^{2054536279919} is an apocalyptic number.

2054536279919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054536279919 is an equidigital number, since it uses as much as digits as its factorization.

2054536279919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36741600, while the sum is 62.

The spelling of 2054536279919 in words is "two trillion, fifty-four billion, five hundred thirty-six million, two hundred seventy-nine thousand, nine hundred nineteen".