145516465 has 16 divisors (see below), whose sum is σ = 179004672. Its totient is φ = 113508864.

The previous prime is 145516453. The next prime is 145516487. The reversal of 145516465 is 564615541.

145516465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 145516465 - 2⁵ = 145516433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71137 + ... + 73153.

It is an arithmetic number, because the mean of its divisors is an integer number (11187792).

Almost surely, 2^145516465 is an apocalyptic number.

It is an amenable number.

145516465 is a deficient number, since it is larger than the sum of its proper divisors (33488207).

145516465 is a wasteful number, since it uses less digits than its factorization.

145516465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376.

The product of its digits is 72000, while the sum is 37.

The square root of 145516465 is about 12063.0205587158. The cubic root of 145516465 is about 525.9817939599.

The spelling of 145516465 in words is "one hundred forty-five million, five hundred sixteen thousand, four hundred sixty-five".