145003446506 has 8 divisors (see below), whose sum is σ = 221191698240. Its totient is φ = 71272880428.

The previous prime is 145003446499. The next prime is 145003446529. The reversal of 145003446506 is 605644300541.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 145003446506.

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, 614421266 + ... + 614421501.

It is an arithmetic number, because the mean of its divisors is an integer number (27648962280).

Almost surely, 2^145003446506 is an apocalyptic number.

145003446506 is a deficient number, since it is larger than the sum of its proper divisors (76188251734).

145003446506 is a wasteful number, since it uses less digits than its factorization.

145003446506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228842828.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 145003446506 in words is "one hundred forty-five billion, three million, four hundred forty-six thousand, five hundred six".