145345223364 has 96 divisors (see below), whose sum is σ = 377402167296. Its totient is φ = 43165879680.

The previous prime is 145345223363. The next prime is 145345223449. The reversal of 145345223364 is 463322543541.

It is a super-2 number, since 2×145345223364² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145345223363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1700557 + ... + 1783979.

It is an arithmetic number, because the mean of its divisors is an integer number (3931272576).

Almost surely, 2^145345223364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145345223364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188701083648).

145345223364 is an abundant number, since it is smaller than the sum of its proper divisors (232056943932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145345223364 is a wasteful number, since it uses less digits than its factorization.

145345223364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83705 (or 83703 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 42.

The spelling of 145345223364 in words is "one hundred forty-five billion, three hundred forty-five million, two hundred twenty-three thousand, three hundred sixty-four".