145514513105533 has 16 divisors (see below), whose sum is σ = 171372094084800. Its totient is φ = 121811523223680.

The previous prime is 145514513105473. The next prime is 145514513105537. The reversal of 145514513105533 is 335501315415541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 145514513105533 - 2⁹ = 145514513105021 is a prime.

It is a super-3 number, since 3×145514513105533³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145514513105537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1243931743 + ... + 1244048716.

It is an arithmetic number, because the mean of its divisors is an integer number (10710755880300).

Almost surely, 2^{145514513105533} is an apocalyptic number.

145514513105533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

145514513105533 is a deficient number, since it is larger than the sum of its proper divisors (25857580979267).

145514513105533 is a wasteful number, since it uses less digits than its factorization.

145514513105533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487980892.

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 145514513105533 in words is "one hundred forty-five trillion, five hundred fourteen billion, five hundred thirteen million, one hundred five thousand, five hundred thirty-three".