145423044334 has 8 divisors (see below), whose sum is σ = 227618678160. Its totient is φ = 69550151616.

The previous prime is 145423044331. The next prime is 145423044383. The reversal of 145423044334 is 433440324541.

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

It is a super-2 number, since 2×145423044334² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145423044293 and 145423044302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145423044331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580685219 + ... + 1580685310.

It is an arithmetic number, because the mean of its divisors is an integer number (28452334770).

Almost surely, 2^145423044334 is an apocalyptic number.

145423044334 is a deficient number, since it is larger than the sum of its proper divisors (82195633826).

145423044334 is a wasteful number, since it uses less digits than its factorization.

145423044334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161370554.

The product of its (nonzero) digits is 276480, while the sum is 37.

Adding to 145423044334 its reverse (433440324541), we get a palindrome (578863368875).

The spelling of 145423044334 in words is "one hundred forty-five billion, four hundred twenty-three million, forty-four thousand, three hundred thirty-four".