55246181479 has 2 divisors, whose sum is σ = 55246181480. Its totient is φ = 55246181478.

The previous prime is 55246181467. The next prime is 55246181509. The reversal of 55246181479 is 97418164255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55246181479 - 2¹³ = 55246173287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55246181429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27623090739 + 27623090740.

It is an arithmetic number, because the mean of its divisors is an integer number (27623090740).

Almost surely, 2^55246181479 is an apocalyptic number.

55246181479 is a deficient number, since it is larger than the sum of its proper divisors (1).

55246181479 is an equidigital number, since it uses as much as digits as its factorization.

55246181479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 52.

The spelling of 55246181479 in words is "fifty-five billion, two hundred forty-six million, one hundred eighty-one thousand, four hundred seventy-nine".