461543054377 has 2 divisors, whose sum is σ = 461543054378. Its totient is φ = 461543054376.

The previous prime is 461543054339. The next prime is 461543054407. The reversal of 461543054377 is 773450345164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 461338449961 + 204604416 = 679219^2 + 14304^2 .

It is a cyclic number.

It is not a de Polignac number, because 461543054377 - 2³⁵ = 427183316009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 461543054377.

It is not a weakly prime, because it can be changed into another prime (461543054477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230771527188 + 230771527189.

It is an arithmetic number, because the mean of its divisors is an integer number (230771527189).

Almost surely, 2^461543054377 is an apocalyptic number.

It is an amenable number.

461543054377 is a deficient number, since it is larger than the sum of its proper divisors (1).

461543054377 is an equidigital number, since it uses as much as digits as its factorization.

461543054377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 461543054377 in words is "four hundred sixty-one billion, five hundred forty-three million, fifty-four thousand, three hundred seventy-seven".