3128293557368 has 64 divisors (see below), whose sum is σ = 6723001589760. Its totient is φ = 1336796274816.

The previous prime is 3128293557293. The next prime is 3128293557397. The reversal of 3128293557368 is 8637553928213.

It is a self number, because there is not a number n which added to its sum of digits gives 3128293557368.

It is a congruent number.

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, 78115046 + ... + 78155082.

It is an arithmetic number, because the mean of its divisors is an integer number (105046899840).

Almost surely, 2^{3128293557368} is an apocalyptic number.

It is an amenable number.

3128293557368 is an abundant number, since it is smaller than the sum of its proper divisors (3594708032392).

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

3128293557368 is a wasteful number, since it uses less digits than its factorization.

3128293557368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44076 (or 44072 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 62.

The spelling of 3128293557368 in words is "three trillion, one hundred twenty-eight billion, two hundred ninety-three million, five hundred fifty-seven thousand, three hundred sixty-eight".