145003355456 has 28 divisors (see below), whose sum is σ = 288765058740. Its totient is φ = 72243655680.

The previous prime is 145003355437. The next prime is 145003355473. The reversal of 145003355456 is 654553300541.

It can be written as a sum of positive squares in 2 ways, for example, as 121533115456 + 23470240000 = 348616^2 + 153200^2 .

It is a congruent number.

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, 4013471 + ... + 4049438.

Almost surely, 2^145003355456 is an apocalyptic number.

145003355456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145003355456 is a deficient number, since it is larger than the sum of its proper divisors (143761703284).

145003355456 is an equidigital number, since it uses as much as digits as its factorization.

145003355456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8063202 (or 8063192 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 145003355456 its reverse (654553300541), we get a palindrome (799556655997).

The spelling of 145003355456 in words is "one hundred forty-five billion, three million, three hundred fifty-five thousand, four hundred fifty-six".