145342034224331 has 32 divisors (see below), whose sum is σ = 175143583426560. Its totient is φ = 117822416973696.

The previous prime is 145342034224307. The next prime is 145342034224351. The reversal of 145342034224331 is 133422430243541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 145342034224331 - 2²² = 145342030030027 is a prime.

It is a super-2 number, since 2×145342034224331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145342034224301) 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, 242761310 + ... + 243359276.

It is an arithmetic number, because the mean of its divisors is an integer number (5473236982080).

Almost surely, 2^{145342034224331} is an apocalyptic number.

145342034224331 is a deficient number, since it is larger than the sum of its proper divisors (29801549202229).

145342034224331 is a wasteful number, since it uses less digits than its factorization.

145342034224331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601083.

The product of its (nonzero) digits is 829440, while the sum is 41.

Adding to 145342034224331 its reverse (133422430243541), we get a palindrome (278764464467872).

The spelling of 145342034224331 in words is "one hundred forty-five trillion, three hundred forty-two billion, thirty-four million, two hundred twenty-four thousand, three hundred thirty-one".