2664541423 has 4 divisors (see below), whose sum is σ = 2664702040. Its totient is φ = 2664380808.

The previous prime is 2664541367. The next prime is 2664541433. The reversal of 2664541423 is 3241454662.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2664541423 - 2⁹ = 2664540911 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 (2664541433) 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, 52128 + ... + 89701.

It is an arithmetic number, because the mean of its divisors is an integer number (666175510).

Almost surely, 2^2664541423 is an apocalyptic number.

2664541423 is a deficient number, since it is larger than the sum of its proper divisors (160617).

2664541423 is a wasteful number, since it uses less digits than its factorization.

2664541423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160616.

The product of its digits is 138240, while the sum is 37.

The square root of 2664541423 is about 51619.1962645681. The cubic root of 2664541423 is about 1386.3540603787.

The spelling of 2664541423 in words is "two billion, six hundred sixty-four million, five hundred forty-one thousand, four hundred twenty-three".