145355064145 has 32 divisors (see below), whose sum is σ = 179291024640. Its totient is φ = 113085523200.

The previous prime is 145355064143. The next prime is 145355064161. The reversal of 145355064145 is 541460553541.

145355064145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145355064145 - 2¹ = 145355064143 is a prime.

It is a super-2 number, since 2×145355064145² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145355064143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39529047 + ... + 39532723.

It is an arithmetic number, because the mean of its divisors is an integer number (5602844520).

Almost surely, 2^145355064145 is an apocalyptic number.

It is an amenable number.

145355064145 is a deficient number, since it is larger than the sum of its proper divisors (33935960495).

145355064145 is a wasteful number, since it uses less digits than its factorization.

145355064145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 145355064145 in words is "one hundred forty-five billion, three hundred fifty-five million, sixty-four thousand, one hundred forty-five".