145442056233601 has 8 divisors (see below), whose sum is σ = 146260211760000. Its totient is φ = 144623963263920.

The previous prime is 145442056233589. The next prime is 145442056233619. The reversal of 145442056233601 is 106332650244541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145442056233601 - 2¹⁷ = 145442056102529 is a prime.

It is a super-3 number, since 3×145442056233601³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145442056233631) 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 7 ways as a sum of consecutive naturals, for example, 10972270 + ... + 20279911.

It is an arithmetic number, because the mean of its divisors is an integer number (18282526470000).

Almost surely, 2^{145442056233601} is an apocalyptic number.

It is an amenable number.

145442056233601 is a deficient number, since it is larger than the sum of its proper divisors (818155526399).

145442056233601 is a wasteful number, since it uses less digits than its factorization.

145442056233601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31278359.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 145442056233601 in words is "one hundred forty-five trillion, four hundred forty-two billion, fifty-six million, two hundred thirty-three thousand, six hundred one".