145612464 has 80 divisors (see below), whose sum is σ = 389475072. Its totient is φ = 46842624.

The previous prime is 145612459. The next prime is 145612483. The reversal of 145612464 is 464216541.

145612464 = T₂₇₈₇ + T₂₇₈₈ + ... + T₂₈₂₃.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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, 289237 + ... + 289739.

Almost surely, 2^145612464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145612464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194737536).

145612464 is an abundant number, since it is smaller than the sum of its proper divisors (243862608).

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

145612464 is a wasteful number, since it uses less digits than its factorization.

145612464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 708 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 145612464 is about 12066.9989641170. The cubic root of 145612464 is about 526.0974340847.

The spelling of 145612464 in words is "one hundred forty-five million, six hundred twelve thousand, four hundred sixty-four".