73218846479 has 2 divisors, whose sum is σ = 73218846480. Its totient is φ = 73218846478.

The previous prime is 73218846433. The next prime is 73218846487. The reversal of 73218846479 is 97464881237.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73218846479 - 2¹² = 73218842383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73218846179) 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, 36609423239 + 36609423240.

It is an arithmetic number, because the mean of its divisors is an integer number (36609423240).

Almost surely, 2^73218846479 is an apocalyptic number.

73218846479 is a deficient number, since it is larger than the sum of its proper divisors (1).

73218846479 is an equidigital number, since it uses as much as digits as its factorization.

73218846479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16257024, while the sum is 59.

The spelling of 73218846479 in words is "seventy-three billion, two hundred eighteen million, eight hundred forty-six thousand, four hundred seventy-nine".