145521633235 has 32 divisors (see below), whose sum is σ = 191185920000. Its totient is φ = 105454003200.

The previous prime is 145521633227. The next prime is 145521633281. The reversal of 145521633235 is 532336125541.

It is not a de Polignac number, because 145521633235 - 2³ = 145521633227 is a prime.

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, 26307420 + ... + 26312950.

It is an arithmetic number, because the mean of its divisors is an integer number (5974560000).

Almost surely, 2^145521633235 is an apocalyptic number.

145521633235 is a deficient number, since it is larger than the sum of its proper divisors (45664286765).

145521633235 is a wasteful number, since it uses less digits than its factorization.

145521633235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7179.

The product of its digits is 324000, while the sum is 40.

Adding to 145521633235 its reverse (532336125541), we get a palindrome (677857758776).

The spelling of 145521633235 in words is "one hundred forty-five billion, five hundred twenty-one million, six hundred thirty-three thousand, two hundred thirty-five".