54544661 has 8 divisors (see below), whose sum is σ = 57036480. Its totient is φ = 52161516.

The previous prime is 54544657. The next prime is 54544663. The reversal of 54544661 is 16644545.

It is not a de Polignac number, because 54544661 - 2² = 54544657 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 (54544663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9926 + ... + 14408.

It is an arithmetic number, because the mean of its divisors is an integer number (7129560).

Almost surely, 2^54544661 is an apocalyptic number.

It is an amenable number.

54544661 is a deficient number, since it is larger than the sum of its proper divisors (2491819).

54544661 is an frugal number, since it uses more digits than its factorization.

54544661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4552 (or 4506 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 54544661 is about 7385.4357352833. The cubic root of 54544661 is about 379.2428622354.

The spelling of 54544661 in words is "fifty-four million, five hundred forty-four thousand, six hundred sixty-one".