50664465 has 24 divisors (see below), whose sum is σ = 89262888. Its totient is φ = 26576640.

The previous prime is 50664461. The next prime is 50664473. The reversal of 50664465 is 56446605.

It is a happy number.

50664465 is a `hidden beast` number, since 5 + 0 + 6 + 644 + 6 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1046529 + 49617936 = 1023^2 + 7044^2 .

It is not a de Polignac number, because 50664465 - 2² = 50664461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50664461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6484 + ... + 11973.

It is an arithmetic number, because the mean of its divisors is an integer number (3719287).

Almost surely, 2^50664465 is an apocalyptic number.

It is an amenable number.

50664465 is a deficient number, since it is larger than the sum of its proper divisors (38598423).

50664465 is a wasteful number, since it uses less digits than its factorization.

50664465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18529 (or 18526 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 50664465 is about 7117.8975126086. The cubic root of 50664465 is about 370.0279136477.

The spelling of 50664465 in words is "fifty million, six hundred sixty-four thousand, four hundred sixty-five".