2085557712 has 40 divisors (see below), whose sum is σ = 6157361856. Its totient is φ = 595873536.

The previous prime is 2085557689. The next prime is 2085557717. The reversal of 2085557712 is 2177555802.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085557717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3103173 + ... + 3103844.

Almost surely, 2^2085557712 is an apocalyptic number.

It is an amenable number.

2085557712 is an abundant number, since it is smaller than the sum of its proper divisors (4071804144).

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

2085557712 is a wasteful number, since it uses less digits than its factorization.

2085557712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6207035 (or 6207029 counting only the distinct ones).

The product of its (nonzero) digits is 196000, while the sum is 42.

The square root of 2085557712 is about 45667.9068055456. The cubic root of 2085557712 is about 1277.6367756048.

The spelling of 2085557712 in words is "two billion, eighty-five million, five hundred fifty-seven thousand, seven hundred twelve".