55446264451 has 2 divisors, whose sum is σ = 55446264452. Its totient is φ = 55446264450.

The previous prime is 55446264397. The next prime is 55446264469. The reversal of 55446264451 is 15446264455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55446264451 - 2¹⁵ = 55446231683 is a prime.

It is not a weakly prime, because it can be changed into another prime (55446264851) 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, 27723132225 + 27723132226.

It is an arithmetic number, because the mean of its divisors is an integer number (27723132226).

Almost surely, 2^55446264451 is an apocalyptic number.

55446264451 is a deficient number, since it is larger than the sum of its proper divisors (1).

55446264451 is an equidigital number, since it uses as much as digits as its factorization.

55446264451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304000, while the sum is 46.

The spelling of 55446264451 in words is "fifty-five billion, four hundred forty-six million, two hundred sixty-four thousand, four hundred fifty-one".