145252334421325 has 24 divisors (see below), whose sum is σ = 182083053751200. Its totient is φ = 114937012685760.

The previous prime is 145252334421319. The next prime is 145252334421349. The reversal of 145252334421325 is 523124433252541.

It is not a de Polignac number, because 145252334421325 - 2³ = 145252334421317 is a prime.

It is a super-2 number, since 2×145252334421325² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76758967 + ... + 78628516.

It is an arithmetic number, because the mean of its divisors is an integer number (7586793906300).

Almost surely, 2^{145252334421325} is an apocalyptic number.

It is an amenable number.

145252334421325 is a deficient number, since it is larger than the sum of its proper divisors (36830719329875).

145252334421325 is a wasteful number, since it uses less digits than its factorization.

145252334421325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155387901 (or 155387896 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 46.

Adding to 145252334421325 its reverse (523124433252541), we get a palindrome (668376767673866).

The spelling of 145252334421325 in words is "one hundred forty-five trillion, two hundred fifty-two billion, three hundred thirty-four million, four hundred twenty-one thousand, three hundred twenty-five".