145648466 has 8 divisors (see below), whose sum is σ = 227971584. Its totient is φ = 69657940.

The previous prime is 145648457. The next prime is 145648493. The reversal of 145648466 is 664846541.

145648466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1583090 + ... + 1583181.

It is an arithmetic number, because the mean of its divisors is an integer number (28496448).

Almost surely, 2^145648466 is an apocalyptic number.

145648466 is a deficient number, since it is larger than the sum of its proper divisors (82323118).

145648466 is a wasteful number, since it uses less digits than its factorization.

145648466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166296.

The product of its digits is 552960, while the sum is 44.

The square root of 145648466 is about 12068.4906264205. The cubic root of 145648466 is about 526.1407888877.

The spelling of 145648466 in words is "one hundred forty-five million, six hundred forty-eight thousand, four hundred sixty-six".