1082128255155 has 32 divisors (see below), whose sum is σ = 1923833160000. Its totient is φ = 577120190976.

The previous prime is 1082128255073. The next prime is 1082128255177. The reversal of 1082128255155 is 5515528212801.

1082128255155 is a `hidden beast` number, since 1 + 0 + 8 + 2 + 12 + 82 + 551 + 5 + 5 = 666.

It is not a de Polignac number, because 1082128255155 - 2¹⁶ = 1082128189619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1082128255155.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6908667 + ... + 7063563.

It is an arithmetic number, because the mean of its divisors is an integer number (60119786250).

Almost surely, 2^{1082128255155} is an apocalyptic number.

1082128255155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1082128255155 is a deficient number, since it is larger than the sum of its proper divisors (841704904845).

1082128255155 is a wasteful number, since it uses less digits than its factorization.

1082128255155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206660 (or 206654 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 45.

The spelling of 1082128255155 in words is "one trillion, eighty-two billion, one hundred twenty-eight million, two hundred fifty-five thousand, one hundred fifty-five".