4024131263645 has 4 divisors (see below), whose sum is σ = 4828957516380. Its totient is φ = 3219305010912.

The previous prime is 4024131263629. The next prime is 4024131263671. The reversal of 4024131263645 is 5463621314204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3160025301316 + 864105962329 = 1777646^2 + 929573^2 .

It is a cyclic number.

It is not a de Polignac number, because 4024131263645 - 2⁴ = 4024131263629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402413126360 + ... + 402413126369.

It is an arithmetic number, because the mean of its divisors is an integer number (1207239379095).

Almost surely, 2^{4024131263645} is an apocalyptic number.

It is an amenable number.

4024131263645 is a deficient number, since it is larger than the sum of its proper divisors (804826252735).

4024131263645 is an equidigital number, since it uses as much as digits as its factorization.

4024131263645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804826252734.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 4024131263645 its reverse (5463621314204), we get a palindrome (9487752577849).

The spelling of 4024131263645 in words is "four trillion, twenty-four billion, one hundred thirty-one million, two hundred sixty-three thousand, six hundred forty-five".