3355171668520 has 32 divisors (see below), whose sum is σ = 8627584291200. Its totient is φ = 1150344571968.

The previous prime is 3355171668517. The next prime is 3355171668529. The reversal of 3355171668520 is 258661715533.

It is a super-2 number, since 2×3355171668520² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3355171668529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5991377700 + ... + 5991378259.

It is an arithmetic number, because the mean of its divisors is an integer number (269612009100).

Almost surely, 2^{3355171668520} is an apocalyptic number.

It is an amenable number.

3355171668520 is an abundant number, since it is smaller than the sum of its proper divisors (5272412622680).

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

3355171668520 is a wasteful number, since it uses less digits than its factorization.

3355171668520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11982755977 (or 11982755973 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 52.

The spelling of 3355171668520 in words is "three trillion, three hundred fifty-five billion, one hundred seventy-one million, six hundred sixty-eight thousand, five hundred twenty".