2085145080 has 64 divisors (see below), whose sum is σ = 6373481760. Its totient is φ = 545545728.

The previous prime is 2085145067. The next prime is 2085145091. The reversal of 2085145080 is 805415802.

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, 157567 + ... + 170286.

Almost surely, 2^2085145080 is an apocalyptic number.

2085145080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2085145080 is an abundant number, since it is smaller than the sum of its proper divisors (4288336680).

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

2085145080 is a wasteful number, since it uses less digits than its factorization.

2085145080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327920 (or 327916 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 2085145080 is about 45663.3888361344. The cubic root of 2085145080 is about 1277.5525090019.

The spelling of 2085145080 in words is "two billion, eighty-five million, one hundred forty-five thousand, eighty".