145616378 has 8 divisors (see below), whose sum is σ = 218639520. Its totient is φ = 72736540.

The previous prime is 145616357. The next prime is 145616389. The reversal of 145616378 is 873616541.

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, 33248 + ... + 37371.

It is an arithmetic number, because the mean of its divisors is an integer number (27329940).

Almost surely, 2^145616378 is an apocalyptic number.

145616378 is a deficient number, since it is larger than the sum of its proper divisors (73023142).

145616378 is a wasteful number, since it uses less digits than its factorization.

145616378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71652.

The product of its digits is 120960, while the sum is 41.

The square root of 145616378 is about 12067.1611408815. The cubic root of 145616378 is about 526.1021477996.

The spelling of 145616378 in words is "one hundred forty-five million, six hundred sixteen thousand, three hundred seventy-eight".