3408861521244 has 48 divisors (see below), whose sum is σ = 8372786647680. Its totient is φ = 1076464031040.

The previous prime is 3408861521243. The next prime is 3408861521287. The reversal of 3408861521244 is 4421251688043.

It is a junction number, because it is equal to n+sod(n) for n = 3408861521193 and 3408861521202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408861521243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20027362 + ... + 20196854.

It is an arithmetic number, because the mean of its divisors is an integer number (174433055160).

Almost surely, 2^{3408861521244} is an apocalyptic number.

It is an amenable number.

3408861521244 is an abundant number, since it is smaller than the sum of its proper divisors (4963925126436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3408861521244 is a wasteful number, since it uses less digits than its factorization.

3408861521244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257730 (or 257728 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 3408861521244 in words is "three trillion, four hundred eight billion, eight hundred sixty-one million, five hundred twenty-one thousand, two hundred forty-four".