1545116633373 has 4 divisors (see below), whose sum is σ = 2060155511168. Its totient is φ = 1030077755580.

The previous prime is 1545116633279. The next prime is 1545116633377. The reversal of 1545116633373 is 3733366115451.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1545116633373 - 2⁸ = 1545116633117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545116633377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257519438893 + ... + 257519438898.

It is an arithmetic number, because the mean of its divisors is an integer number (515038877792).

Almost surely, 2^{1545116633373} is an apocalyptic number.

It is an amenable number.

1545116633373 is a deficient number, since it is larger than the sum of its proper divisors (515038877795).

1545116633373 is an equidigital number, since it uses as much as digits as its factorization.

1545116633373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515038877794.

The product of its digits is 2041200, while the sum is 48.

The spelling of 1545116633373 in words is "one trillion, five hundred forty-five billion, one hundred sixteen million, six hundred thirty-three thousand, three hundred seventy-three".