55544073461 has 4 divisors (see below), whose sum is σ = 55544567532. Its totient is φ = 55543579392.

The previous prime is 55544073451. The next prime is 55544073527. The reversal of 55544073461 is 16437044555.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 49046746225 + 6497327236 = 221465^2 + 80606^2 .

It is a cyclic number.

It is not a de Polignac number, because 55544073461 - 2¹⁸ = 55543811317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55544073451) 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 in 3 ways as a sum of consecutive naturals, for example, 12455 + ... + 333531.

It is an arithmetic number, because the mean of its divisors is an integer number (13886141883).

Almost surely, 2^55544073461 is an apocalyptic number.

It is an amenable number.

55544073461 is a deficient number, since it is larger than the sum of its proper divisors (494071).

55544073461 is a wasteful number, since it uses less digits than its factorization.

55544073461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494070.

The product of its (nonzero) digits is 1008000, while the sum is 44.

The spelling of 55544073461 in words is "fifty-five billion, five hundred forty-four million, seventy-three thousand, four hundred sixty-one".