2664342741 has 4 divisors (see below), whose sum is σ = 3552456992. Its totient is φ = 1776228492.

The previous prime is 2664342727. The next prime is 2664342749. The reversal of 2664342741 is 1472434662.

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 2664342741 - 2⁶ = 2664342677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2664342741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664342749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444057121 + ... + 444057126.

It is an arithmetic number, because the mean of its divisors is an integer number (888114248).

Almost surely, 2^2664342741 is an apocalyptic number.

It is an amenable number.

2664342741 is a deficient number, since it is larger than the sum of its proper divisors (888114251).

2664342741 is an equidigital number, since it uses as much as digits as its factorization.

2664342741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888114250.

The product of its digits is 193536, while the sum is 39.

The square root of 2664342741 is about 51617.2717314660. The cubic root of 2664342741 is about 1386.3196016108.

The spelling of 2664342741 in words is "two billion, six hundred sixty-four million, three hundred forty-two thousand, seven hundred forty-one".