3520351086856 has 32 divisors (see below), whose sum is σ = 6666229241280. Its totient is φ = 1742691096000.

The previous prime is 3520351086841. The next prime is 3520351086887. The reversal of 3520351086856 is 6586801530253.

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, 35899765 + ... + 35997691.

It is an arithmetic number, because the mean of its divisors is an integer number (208319663790).

Almost surely, 2^{3520351086856} is an apocalyptic number.

It is an amenable number.

3520351086856 is a deficient number, since it is larger than the sum of its proper divisors (3145878154424).

3520351086856 is a wasteful number, since it uses less digits than its factorization.

3520351086856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142525 (or 142521 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 3520351086856 in words is "three trillion, five hundred twenty billion, three hundred fifty-one million, eighty-six thousand, eight hundred fifty-six".