344011440004621 has 4 divisors (see below), whose sum is σ = 345812547020544. Its totient is φ = 342210332988700.

The previous prime is 344011440004571. The next prime is 344011440004637. The reversal of 344011440004621 is 126400044110443.

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 344011440004621 - 2²⁷ = 344011305786893 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 (344011440004121) 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, 900553507675 + ... + 900553508056.

It is an arithmetic number, because the mean of its divisors is an integer number (86453136755136).

Almost surely, 2^{344011440004621} is an apocalyptic number.

It is an amenable number.

344011440004621 is a deficient number, since it is larger than the sum of its proper divisors (1801107015923).

344011440004621 is a wasteful number, since it uses less digits than its factorization.

344011440004621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801107015922.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 344011440004621 in words is "three hundred forty-four trillion, eleven billion, four hundred forty million, four thousand, six hundred twenty-one".