145553263213 has 4 divisors (see below), whose sum is σ = 145811795328. Its totient is φ = 145294731100.

The previous prime is 145553263171. The next prime is 145553263217. The reversal of 145553263213 is 312362355541.

145553263213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145553263213 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 (145553263217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129265213 + ... + 129266338.

It is an arithmetic number, because the mean of its divisors is an integer number (36452948832).

Almost surely, 2^145553263213 is an apocalyptic number.

It is an amenable number.

145553263213 is a deficient number, since it is larger than the sum of its proper divisors (258532115).

145553263213 is an equidigital number, since it uses as much as digits as its factorization.

145553263213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258532114.

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

The spelling of 145553263213 in words is "one hundred forty-five billion, five hundred fifty-three million, two hundred sixty-three thousand, two hundred thirteen".