64550448 has 60 divisors (see below), whose sum is σ = 190167640. Its totient is φ = 20383488.

The previous prime is 64550363. The next prime is 64550461. The reversal of 64550448 is 84405546.

64550448 is a `hidden beast` number, since 64 + 550 + 4 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9061 + ... + 14532.

Almost surely, 2^64550448 is an apocalyptic number.

It is an amenable number.

64550448 is an abundant number, since it is smaller than the sum of its proper divisors (125617192).

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

64550448 is a wasteful number, since it uses less digits than its factorization.

64550448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23626 (or 23617 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 64550448 is about 8034.3293435109. The cubic root of 64550448 is about 401.1434946019.

The spelling of 64550448 in words is "sixty-four million, five hundred fifty thousand, four hundred forty-eight".