3448655938621 has 8 divisors (see below), whose sum is σ = 3478607725824. Its totient is φ = 3418814879760.

The previous prime is 3448655938619. The next prime is 3448655938661. The reversal of 3448655938621 is 1268395568443.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3448655938621 - 2¹ = 3448655938619 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 (3448655938601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27619525 + ... + 27744106.

It is an arithmetic number, because the mean of its divisors is an integer number (434825965728).

Almost surely, 2^{3448655938621} is an apocalyptic number.

It is an amenable number.

3448655938621 is a deficient number, since it is larger than the sum of its proper divisors (29951787203).

3448655938621 is a wasteful number, since it uses less digits than its factorization.

3448655938621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55364171.

The product of its digits is 149299200, while the sum is 64.

The spelling of 3448655938621 in words is "three trillion, four hundred forty-eight billion, six hundred fifty-five million, nine hundred thirty-eight thousand, six hundred twenty-one".