3813776473528 has 64 divisors (see below), whose sum is σ = 8286038573760. Its totient is φ = 1611752795136.

The previous prime is 3813776473517. The next prime is 3813776473541. The reversal of 3813776473528 is 8253746773183.

It is a self number, because there is not a number n which added to its sum of digits gives 3813776473528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20235826 + ... + 20423422.

It is an arithmetic number, because the mean of its divisors is an integer number (129469352715).

Almost surely, 2^{3813776473528} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3813776473528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4143019286880).

3813776473528 is an abundant number, since it is smaller than the sum of its proper divisors (4472262100232).

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

3813776473528 is a wasteful number, since it uses less digits than its factorization.

3813776473528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192656 (or 192652 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 64.

The spelling of 3813776473528 in words is "three trillion, eight hundred thirteen billion, seven hundred seventy-six million, four hundred seventy-three thousand, five hundred twenty-eight".