145323386284 has 12 divisors (see below), whose sum is σ = 256649100400. Its totient is φ = 71995071888.

The previous prime is 145323386261. The next prime is 145323386413. The reversal of 145323386284 is 482683323541.

It is a super-2 number, since 2×145323386284² (a number of 23 digits) contains 22 as substring.

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, 166654824 + ... + 166655695.

Almost surely, 2^145323386284 is an apocalyptic number.

It is an amenable number.

145323386284 is a deficient number, since it is larger than the sum of its proper divisors (111325714116).

145323386284 is a wasteful number, since it uses less digits than its factorization.

145323386284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333310632 (or 333310630 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 49.

The spelling of 145323386284 in words is "one hundred forty-five billion, three hundred twenty-three million, three hundred eighty-six thousand, two hundred eighty-four".