3816617425644 has 24 divisors (see below), whose sum is σ = 9212524821360. Its totient is φ = 1228336642624.

The previous prime is 3816617425571. The next prime is 3816617425711. The reversal of 3816617425644 is 4465247166183.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5483645379 + ... + 5483646074.

It is an arithmetic number, because the mean of its divisors is an integer number (383855200890).

Almost surely, 2^{3816617425644} is an apocalyptic number.

It is an amenable number.

3816617425644 is an abundant number, since it is smaller than the sum of its proper divisors (5395907395716).

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

3816617425644 is a wasteful number, since it uses less digits than its factorization.

3816617425644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10967291489 (or 10967291487 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 57.

The spelling of 3816617425644 in words is "three trillion, eight hundred sixteen billion, six hundred seventeen million, four hundred twenty-five thousand, six hundred forty-four".