145530605533201 has 32 divisors (see below), whose sum is σ = 176418264072960. Its totient is φ = 117268773912576.

The previous prime is 145530605533139. The next prime is 145530605533207. The reversal of 145530605533201 is 102335506035541.

It is a cyclic number.

It is not a de Polignac number, because 145530605533201 - 2¹⁷ = 145530605402129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145530605533207) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 47285841 + ... + 50269393.

It is an arithmetic number, because the mean of its divisors is an integer number (5513070752280).

Almost surely, 2^{145530605533201} is an apocalyptic number.

It is an amenable number.

145530605533201 is a deficient number, since it is larger than the sum of its proper divisors (30887658539759).

145530605533201 is a wasteful number, since it uses less digits than its factorization.

145530605533201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986393.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 145530605533201 in words is "one hundred forty-five trillion, five hundred thirty billion, six hundred five million, five hundred thirty-three thousand, two hundred one".