54544636462061 has 8 divisors (see below), whose sum is σ = 54633995251320. Its totient is φ = 54455303605248.

The previous prime is 54544636462051. The next prime is 54544636462103. The reversal of 54544636462061 is 16026463644545.

It can be written as a sum of positive squares in 4 ways, for example, as 29414417332036 + 25130219130025 = 5423506^2 + 5013005^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 54544636462061 - 2³⁰ = 54543562720237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54544636461988 and 54544636462006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54544636462051) 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, 2270756 + ... + 10688573.

It is an arithmetic number, because the mean of its divisors is an integer number (6829249406415).

Almost surely, 2^{54544636462061} is an apocalyptic number.

It is an amenable number.

54544636462061 is a deficient number, since it is larger than the sum of its proper divisors (89358789259).

54544636462061 is a wasteful number, since it uses less digits than its factorization.

54544636462061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12966223.

The product of its (nonzero) digits is 49766400, while the sum is 56.

The spelling of 54544636462061 in words is "fifty-four trillion, five hundred forty-four billion, six hundred thirty-six million, four hundred sixty-two thousand, sixty-one".