55327454571544 has 16 divisors (see below), whose sum is σ = 103740230890800. Its totient is φ = 27663393000672.

The previous prime is 55327454571497. The next prime is 55327454571563. The reversal of 55327454571544 is 44517545472355.

It is a happy number.

It is a super-2 number, since 2×55327454571544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41081524 + ... + 42406915.

It is an arithmetic number, because the mean of its divisors is an integer number (6483764430675).

Almost surely, 2^{55327454571544} is an apocalyptic number.

It is an amenable number.

55327454571544 is a deficient number, since it is larger than the sum of its proper divisors (48412776319256).

55327454571544 is a wasteful number, since it uses less digits than its factorization.

55327454571544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83571282 (or 83571278 counting only the distinct ones).

The product of its digits is 235200000, while the sum is 61.

The spelling of 55327454571544 in words is "fifty-five trillion, three hundred twenty-seven billion, four hundred fifty-four million, five hundred seventy-one thousand, five hundred forty-four".