145331424345 has 16 divisors (see below), whose sum is σ = 232535476800. Its totient is φ = 77508360384.

The previous prime is 145331424341. The next prime is 145331424419. The reversal of 145331424345 is 543424133541.

145331424345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145331424345 - 2² = 145331424341 is a prime.

It is a super-2 number, since 2×145331424345² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145331424341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 870522 + ... + 1023948.

It is an arithmetic number, because the mean of its divisors is an integer number (14533467300).

Almost surely, 2^145331424345 is an apocalyptic number.

145331424345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145331424345 is a deficient number, since it is larger than the sum of its proper divisors (87204052455).

145331424345 is a wasteful number, since it uses less digits than its factorization.

145331424345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216584.

The product of its digits is 345600, while the sum is 39.

Adding to 145331424345 its reverse (543424133541), we get a palindrome (688755557886).

The spelling of 145331424345 in words is "one hundred forty-five billion, three hundred thirty-one million, four hundred twenty-four thousand, three hundred forty-five".