4323711361621 has 4 divisors (see below), whose sum is σ = 4323784212000. Its totient is φ = 4323638511244.

The previous prime is 4323711361601. The next prime is 4323711361679. The reversal of 4323711361621 is 1261631173234.

It is a happy number.

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 not a de Polignac number, because 4323711361621 - 2⁴¹ = 2124688106069 is a prime.

It is a super-2 number, since 2×4323711361621² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323711361601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36336091 + ... + 36454888.

It is an arithmetic number, because the mean of its divisors is an integer number (1080946053000).

Almost surely, 2^{4323711361621} is an apocalyptic number.

It is an amenable number.

4323711361621 is a deficient number, since it is larger than the sum of its proper divisors (72850379).

4323711361621 is an equidigital number, since it uses as much as digits as its factorization.

4323711361621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72850378.

The product of its digits is 108864, while the sum is 40.

The spelling of 4323711361621 in words is "four trillion, three hundred twenty-three billion, seven hundred eleven million, three hundred sixty-one thousand, six hundred twenty-one".