54575533557544 has 16 divisors (see below), whose sum is σ = 102542756169600. Its totient is φ = 27230798578992.

The previous prime is 54575533557533. The next prime is 54575533557577. The reversal of 54575533557544 is 44575533557545.

It is a super-2 number, since 2×54575533557544² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54575533557544.

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, 7121020902 + ... + 7121028565.

It is an arithmetic number, because the mean of its divisors is an integer number (6408922260600).

Almost surely, 2^{54575533557544} is an apocalyptic number.

It is an amenable number.

54575533557544 is a deficient number, since it is larger than the sum of its proper divisors (47967222612056).

54575533557544 is a wasteful number, since it uses less digits than its factorization.

54575533557544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14242049952 (or 14242049948 counting only the distinct ones).

The product of its digits is 2205000000, while the sum is 67.

Subtracting from 54575533557544 its reverse (44575533557545), we obtain a palindrome (9999999999999).

The spelling of 54575533557544 in words is "fifty-four trillion, five hundred seventy-five billion, five hundred thirty-three million, five hundred fifty-seven thousand, five hundred forty-four".