5548639461 has 8 divisors (see below), whose sum is σ = 7570236960. Its totient is φ = 3613067472.

The previous prime is 5548639433. The next prime is 5548639463. The reversal of 5548639461 is 1649368455.

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

It is a de Polignac number, because none of the positive numbers 2^k-5548639461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5548639463) 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, 21506226 + ... + 21506483.

It is an arithmetic number, because the mean of its divisors is an integer number (946279620).

Almost surely, 2^5548639461 is an apocalyptic number.

It is an amenable number.

5548639461 is a deficient number, since it is larger than the sum of its proper divisors (2021597499).

5548639461 is a wasteful number, since it uses less digits than its factorization.

5548639461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43012755.

The product of its digits is 3110400, while the sum is 51.

The square root of 5548639461 is about 74489.1902291869. The cubic root of 5548639461 is about 1770.3623654019.

The spelling of 5548639461 in words is "five billion, five hundred forty-eight million, six hundred thirty-nine thousand, four hundred sixty-one".