46543121879 has 2 divisors, whose sum is σ = 46543121880. Its totient is φ = 46543121878.

The previous prime is 46543121819. The next prime is 46543121921. The reversal of 46543121879 is 97812134564.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46543121879 - 2⁸ = 46543121623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46543121819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23271560939 + 23271560940.

It is an arithmetic number, because the mean of its divisors is an integer number (23271560940).

Almost surely, 2^46543121879 is an apocalyptic number.

46543121879 is a deficient number, since it is larger than the sum of its proper divisors (1).

46543121879 is an equidigital number, since it uses as much as digits as its factorization.

46543121879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 50.

The spelling of 46543121879 in words is "forty-six billion, five hundred forty-three million, one hundred twenty-one thousand, eight hundred seventy-nine".