145321363125 has 30 divisors (see below), whose sum is σ = 262301841230. Its totient is φ = 77504724000.

The previous prime is 145321363093. The next prime is 145321363139. The reversal of 145321363125 is 521363123541.

145321363125 is a `hidden beast` number, since 1 + 4 + 5 + 3 + 2 + 13 + 631 + 2 + 5 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 29548578609 + 115772784516 = 171897^2 + 340254^2 .

It is not a de Polignac number, because 145321363125 - 2⁵ = 145321363093 is a prime.

It is a super-2 number, since 2×145321363125² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145321363125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 12911830 + ... + 12923079.

Almost surely, 2^145321363125 is an apocalyptic number.

145321363125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145321363125 is a deficient number, since it is larger than the sum of its proper divisors (116980478105).

145321363125 is an equidigital number, since it uses as much as digits as its factorization.

145321363125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25834935 (or 25834917 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 145321363125 its reverse (521363123541), we get a palindrome (666684486666).

The spelling of 145321363125 in words is "one hundred forty-five billion, three hundred twenty-one million, three hundred sixty-three thousand, one hundred twenty-five".