2085275777156 has 144 divisors (see below), whose sum is σ = 4457074507200. Its totient is φ = 845563829760.

The previous prime is 2085275777131. The next prime is 2085275777177. The reversal of 2085275777156 is 6517775725802.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40969235 + ... + 41020101.

It is an arithmetic number, because the mean of its divisors is an integer number (30951906300).

Almost surely, 2^{2085275777156} is an apocalyptic number.

2085275777156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2085275777156 is an abundant number, since it is smaller than the sum of its proper divisors (2371798730044).

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

2085275777156 is a wasteful number, since it uses less digits than its factorization.

2085275777156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51094 (or 51079 counting only the distinct ones).

The product of its (nonzero) digits is 57624000, while the sum is 62.

The spelling of 2085275777156 in words is "two trillion, eighty-five billion, two hundred seventy-five million, seven hundred seventy-seven thousand, one hundred fifty-six".