145850003819 has 8 divisors (see below), whose sum is σ = 157605311472. Its totient is φ = 134171278560.

The previous prime is 145850003807. The next prime is 145850003863. The reversal of 145850003819 is 918300058541.

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

It is a cyclic number.

It is not a de Polignac number, because 145850003819 - 2²⁴ = 145833226603 is a prime.

It is a super-2 number, since 2×145850003819² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145850003819.

It is not an unprimeable number, because it can be changed into a prime (145850003869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19141637 + ... + 19149254.

It is an arithmetic number, because the mean of its divisors is an integer number (19700663934).

Almost surely, 2^145850003819 is an apocalyptic number.

145850003819 is a deficient number, since it is larger than the sum of its proper divisors (11755307653).

145850003819 is a wasteful number, since it uses less digits than its factorization.

145850003819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38291197.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 145850003819 in words is "one hundred forty-five billion, eight hundred fifty million, three thousand, eight hundred nineteen".