145501235130330 has 24 divisors (see below), whose sum is σ = 378303211339092. Its totient is φ = 38800329368064.

The previous prime is 145501235130287. The next prime is 145501235130331. The reversal of 145501235130330 is 33031532105541.

145501235130330 is a `hidden beast` number, since 1 + 4 + 550 + 1 + 23 + 51 + 3 + 0 + 3 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 145398523213161 + 102711917169 = 12058131^2 + 320487^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145501235130331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 808340195079 + ... + 808340195258.

Almost surely, 2^{145501235130330} is an apocalyptic number.

145501235130330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145501235130330 is an abundant number, since it is smaller than the sum of its proper divisors (232801976208762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145501235130330 is a wasteful number, since it uses less digits than its factorization.

145501235130330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616680390350 (or 1616680390347 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

Adding to 145501235130330 its reverse (33031532105541), we get a palindrome (178532767235871).

The spelling of 145501235130330 in words is "one hundred forty-five trillion, five hundred one billion, two hundred thirty-five million, one hundred thirty thousand, three hundred thirty".