145442524654161 has 96 divisors (see below), whose sum is σ = 243358418534400. Its totient is φ = 81989646336000.

The previous prime is 145442524654061. The next prime is 145442524654183. The reversal of 145442524654161 is 161456425244541.

145442524654161 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 4 + 2 + 52 + 46 + 541 + 6 + 1 = 666.

It is not a de Polignac number, because 145442524654161 - 2¹⁹ = 145442524129873 is a prime.

It is a super-2 number, since 2×145442524654161² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145442524654098 and 145442524654107.

It is not an unprimeable number, because it can be changed into a prime (145442524654061) 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 95 ways as a sum of consecutive naturals, for example, 1088306001 + ... + 1088439633.

It is an arithmetic number, because the mean of its divisors is an integer number (2534983526400).

Almost surely, 2^{145442524654161} is an apocalyptic number.

It is an amenable number.

145442524654161 is a deficient number, since it is larger than the sum of its proper divisors (97915893880239).

145442524654161 is a wasteful number, since it uses less digits than its factorization.

145442524654161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134587 (or 134584 counting only the distinct ones).

The product of its digits is 18432000, while the sum is 54.

The spelling of 145442524654161 in words is "one hundred forty-five trillion, four hundred forty-two billion, five hundred twenty-four million, six hundred fifty-four thousand, one hundred sixty-one".