145226043121204 has 96 divisors (see below), whose sum is σ = 261464118854400. Its totient is φ = 70541607241728.

The previous prime is 145226043121129. The next prime is 145226043121213. The reversal of 145226043121204 is 402121340622541.

It is a super-3 number, since 3×145226043121204³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50026193217 + ... + 50026196119.

It is an arithmetic number, because the mean of its divisors is an integer number (2723584571400).

Almost surely, 2^{145226043121204} is an apocalyptic number.

It is an amenable number.

145226043121204 is a deficient number, since it is larger than the sum of its proper divisors (116238075733196).

145226043121204 is a wasteful number, since it uses less digits than its factorization.

145226043121204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5129 (or 5127 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 145226043121204 its reverse (402121340622541), we get a palindrome (547347383743745).

The spelling of 145226043121204 in words is "one hundred forty-five trillion, two hundred twenty-six billion, forty-three million, one hundred twenty-one thousand, two hundred four".