1075857780885 has 16 divisors (see below), whose sum is σ = 1721385684096. Its totient is φ = 573786404928.

The previous prime is 1075857780841. The next prime is 1075857780919. The reversal of 1075857780885 is 5880877585701.

It is not a de Polignac number, because 1075857780885 - 2²⁴ = 1075841003669 is a prime.

It is a Curzon number.

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, 2981712 + ... + 3322998.

It is an arithmetic number, because the mean of its divisors is an integer number (107586605256).

Almost surely, 2^{1075857780885} is an apocalyptic number.

1075857780885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1075857780885 is a deficient number, since it is larger than the sum of its proper divisors (645527903211).

1075857780885 is a wasteful number, since it uses less digits than its factorization.

1075857780885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551452.

The product of its (nonzero) digits is 175616000, while the sum is 69.

The spelling of 1075857780885 in words is "one trillion, seventy-five billion, eight hundred fifty-seven million, seven hundred eighty thousand, eight hundred eighty-five".