65499048 has 48 divisors (see below), whose sum is σ = 177777600. Its totient is φ = 21785760.

The previous prime is 65499047. The next prime is 65499053. The reversal of 65499048 is 84099456.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 65498994 and 65499012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65499041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52593 + ... + 53823.

It is an arithmetic number, because the mean of its divisors is an integer number (3703700).

Almost surely, 2^65499048 is an apocalyptic number.

It is an amenable number.

65499048 is an abundant number, since it is smaller than the sum of its proper divisors (112278552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65499048 is a wasteful number, since it uses less digits than its factorization.

65499048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982 (or 1975 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 65499048 is about 8093.1482131492. The cubic root of 65499048 is about 403.0989459996.

The spelling of 65499048 in words is "sixty-five million, four hundred ninety-nine thousand, forty-eight".