5549506465 has 8 divisors (see below), whose sum is σ = 6659886888. Its totient is φ = 4439285760.

The previous prime is 5549506451. The next prime is 5549506471. The reversal of 5549506465 is 5646059455.

It can be written as a sum of positive squares in 4 ways, for example, as 9979281 + 5539527184 = 3159^2 + 74428^2 .

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

It is not a de Polignac number, because 5549506465 - 2²¹ = 5547409313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58639 + ... + 120571.

It is an arithmetic number, because the mean of its divisors is an integer number (832485861).

Almost surely, 2^5549506465 is an apocalyptic number.

It is an amenable number.

5549506465 is a deficient number, since it is larger than the sum of its proper divisors (1110380423).

5549506465 is a wasteful number, since it uses less digits than its factorization.

5549506465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79859.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The square root of 5549506465 is about 74495.0096650776. The cubic root of 5549506465 is about 1770.4545700661.

The spelling of 5549506465 in words is "five billion, five hundred forty-nine million, five hundred six thousand, four hundred sixty-five".