145521042344245 has 32 divisors (see below), whose sum is σ = 181979451187200. Its totient is φ = 111586169421120.

The previous prime is 145521042344231. The next prime is 145521042344263. The reversal of 145521042344245 is 542443240125541.

It is not a de Polignac number, because 145521042344245 - 2⁵ = 145521042344213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145521042344195 and 145521042344204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82097856 + ... + 83851654.

It is an arithmetic number, because the mean of its divisors is an integer number (5686857849600).

Almost surely, 2^{145521042344245} is an apocalyptic number.

It is an amenable number.

145521042344245 is a deficient number, since it is larger than the sum of its proper divisors (36458408842955).

145521042344245 is a wasteful number, since it uses less digits than its factorization.

145521042344245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758945.

The product of its (nonzero) digits is 3072000, while the sum is 46.

Adding to 145521042344245 its reverse (542443240125541), we get a palindrome (687964282469786).

The spelling of 145521042344245 in words is "one hundred forty-five trillion, five hundred twenty-one billion, forty-two million, three hundred forty-four thousand, two hundred forty-five".