145413500021325 has 120 divisors (see below), whose sum is σ = 282001377319200. Its totient is φ = 73977429133440.

The previous prime is 145413500021311. The next prime is 145413500021333. The reversal of 145413500021325 is 523120005314541.

145413500021325 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 13 + 500 + 0 + 2 + 132 + 5 = 666.

It is not a de Polignac number, because 145413500021325 - 2⁷ = 145413500021197 is a prime.

It is a super-2 number, since 2×145413500021325² (a number of 29 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 145413500021325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 10042555 + ... + 19790904.

It is an arithmetic number, because the mean of its divisors is an integer number (2350011477660).

Almost surely, 2^{145413500021325} is an apocalyptic number.

145413500021325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145413500021325 is a deficient number, since it is larger than the sum of its proper divisors (136587877297875).

145413500021325 is a wasteful number, since it uses less digits than its factorization.

145413500021325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29833593 (or 29833579 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 145413500021325 its reverse (523120005314541), we get a palindrome (668533505335866).

The spelling of 145413500021325 in words is "one hundred forty-five trillion, four hundred thirteen billion, five hundred million, twenty-one thousand, three hundred twenty-five".