3842863708520 has 32 divisors (see below), whose sum is σ = 8646774510600. Its totient is φ = 1537086609408.

The previous prime is 3842863708487. The next prime is 3842863708553. The reversal of 3842863708520 is 258073682483.

It is an interprime number because it is at equal distance from previous prime (3842863708487) and next prime (3842863708553).

It can be written as a sum of positive squares in 4 ways, for example, as 2306795966596 + 1536067741924 = 1518814^2 + 1239382^2 .

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, 774785 + ... + 2878544.

Almost surely, 2^{3842863708520} is an apocalyptic number.

It is an amenable number.

3842863708520 is an abundant number, since it is smaller than the sum of its proper divisors (4803910802080).

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

3842863708520 is a wasteful number, since it uses less digits than its factorization.

3842863708520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679637 (or 3679633 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 56.

The spelling of 3842863708520 in words is "three trillion, eight hundred forty-two billion, eight hundred sixty-three million, seven hundred eight thousand, five hundred twenty".