143640604663213 has 16 divisors (see below), whose sum is σ = 166613697330304. Its totient is φ = 121280826363840.

The previous prime is 143640604663211. The next prime is 143640604663219. The reversal of 143640604663213 is 312366406046341.

It is not a de Polignac number, because 143640604663213 - 2¹ = 143640604663211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143640604663211) 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, 25176523 + ... + 30350263.

It is an arithmetic number, because the mean of its divisors is an integer number (10413356083144).

Almost surely, 2^{143640604663213} is an apocalyptic number.

It is an amenable number.

143640604663213 is a deficient number, since it is larger than the sum of its proper divisors (22973092667091).

143640604663213 is an equidigital number, since it uses as much as digits as its factorization.

143640604663213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5233012.

The product of its (nonzero) digits is 4478976, while the sum is 49.

The spelling of 143640604663213 in words is "one hundred forty-three trillion, six hundred forty billion, six hundred four million, six hundred sixty-three thousand, two hundred thirteen".