54655655644 has 12 divisors (see below), whose sum is σ = 96002965800. Its totient is φ = 27226236848.

The previous prime is 54655655623. The next prime is 54655655729. The reversal of 54655655644 is 44655655645.

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, 25396534 + ... + 25398685.

It is an arithmetic number, because the mean of its divisors is an integer number (8000247150).

Almost surely, 2^54655655644 is an apocalyptic number.

It is an amenable number.

54655655644 is a deficient number, since it is larger than the sum of its proper divisors (41347310156).

54655655644 is a wasteful number, since it uses less digits than its factorization.

54655655644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50795492 (or 50795490 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 55.

Subtracting from 54655655644 its reverse (44655655645), we obtain a palindrome (9999999999).

The spelling of 54655655644 in words is "fifty-four billion, six hundred fifty-five million, six hundred fifty-five thousand, six hundred forty-four".