54544551 has 8 divisors (see below), whose sum is σ = 77004144. Its totient is φ = 34224000.

The previous prime is 54544547. The next prime is 54544561. The reversal of 54544551 is 15544545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54544551 - 2² = 54544547 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54544561) 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, 534700 + ... + 534801.

It is an arithmetic number, because the mean of its divisors is an integer number (9625518).

Almost surely, 2^54544551 is an apocalyptic number.

54544551 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

54544551 is a deficient number, since it is larger than the sum of its proper divisors (22459593).

54544551 is a wasteful number, since it uses less digits than its factorization.

54544551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069521.

The product of its digits is 40000, while the sum is 33.

The square root of 54544551 is about 7385.4282881902. The cubic root of 54544551 is about 379.2426072960.

The spelling of 54544551 in words is "fifty-four million, five hundred forty-four thousand, five hundred fifty-one".