3355728376520 has 32 divisors (see below), whose sum is σ = 8131187990520. Its totient is φ = 1239038169600.

The previous prime is 3355728376471. The next prime is 3355728376523. The reversal of 3355728376520 is 256738275533.

It can be written as a sum of positive squares in 4 ways, for example, as 2037682020676 + 1318046355844 = 1427474^2 + 1148062^2 .

It is a super-2 number, since 2×3355728376520² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3355728376523) 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, 3226661381 + ... + 3226662420.

Almost surely, 2^{3355728376520} is an apocalyptic number.

It is an amenable number.

3355728376520 is an abundant number, since it is smaller than the sum of its proper divisors (4775459614000).

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

3355728376520 is a wasteful number, since it uses less digits than its factorization.

3355728376520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6453323825 (or 6453323821 counting only the distinct ones).

The product of its (nonzero) digits is 31752000, while the sum is 56.

The spelling of 3355728376520 in words is "three trillion, three hundred fifty-five billion, seven hundred twenty-eight million, three hundred seventy-six thousand, five hundred twenty".