145202513145145 has 16 divisors (see below), whose sum is σ = 183413997930240. Its totient is φ = 110048042219904.

The previous prime is 145202513145077. The next prime is 145202513145199. The reversal of 145202513145145 is 541541315202541.

It is a cyclic number.

It is not a de Polignac number, because 145202513145145 - 2¹⁹ = 145202512620857 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110839197 + ... + 112141573.

It is an arithmetic number, because the mean of its divisors is an integer number (11463374870640).

Almost surely, 2^{145202513145145} is an apocalyptic number.

It is an amenable number.

145202513145145 is a deficient number, since it is larger than the sum of its proper divisors (38211484785095).

145202513145145 is a wasteful number, since it uses less digits than its factorization.

145202513145145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475984.

The product of its (nonzero) digits is 480000, while the sum is 43.

Adding to 145202513145145 its reverse (541541315202541), we get a palindrome (686743828347686).

The spelling of 145202513145145 in words is "one hundred forty-five trillion, two hundred two billion, five hundred thirteen million, one hundred forty-five thousand, one hundred forty-five".