3528168272730 has 32 divisors (see below), whose sum is σ = 9408448728000. Its totient is φ = 940844872656.

The previous prime is 3528168272711. The next prime is 3528168272743. The reversal of 3528168272730 is 372728618253.

3528168272730 is a `hidden beast` number, since 3 + 5 + 281 + 68 + 272 + 7 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 6533644680 + ... + 6533645219.

It is an arithmetic number, because the mean of its divisors is an integer number (294014022750).

Almost surely, 2^{3528168272730} is an apocalyptic number.

3528168272730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3528168272730 is an abundant number, since it is smaller than the sum of its proper divisors (5880280455270).

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

3528168272730 is a wasteful number, since it uses less digits than its factorization.

3528168272730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067289915 (or 13067289909 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 3528168272730 in words is "three trillion, five hundred twenty-eight billion, one hundred sixty-eight million, two hundred seventy-two thousand, seven hundred thirty".