54477075773 has 4 divisors (see below), whose sum is σ = 57681609660. Its totient is φ = 51272541888.

The previous prime is 54477075767. The next prime is 54477075797. The reversal of 54477075773 is 37757077445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42560515204 + 11916560569 = 206302^2 + 109163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54477075773 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54477072773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1602266918 + ... + 1602266951.

It is an arithmetic number, because the mean of its divisors is an integer number (14420402415).

Almost surely, 2^54477075773 is an apocalyptic number.

It is an amenable number.

54477075773 is a deficient number, since it is larger than the sum of its proper divisors (3204533887).

54477075773 is a wasteful number, since it uses less digits than its factorization.

54477075773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204533886.

The product of its (nonzero) digits is 20168400, while the sum is 56.

The spelling of 54477075773 in words is "fifty-four billion, four hundred seventy-seven million, seventy-five thousand, seven hundred seventy-three".