2085669432450 has 36 divisors (see below), whose sum is σ = 5603498543058. Its totient is φ = 556178515200.

The previous prime is 2085669432401. The next prime is 2085669432589. The reversal of 2085669432450 is 542349665802.

2085669432450 is a `hidden beast` number, since 2 + 0 + 8 + 566 + 9 + 4 + 3 + 24 + 50 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 957487691169 + 1128181741281 = 978513^2 + 1062159^2 .

It is a super-2 number, since 2×2085669432450² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2317410031 + ... + 2317410930.

Almost surely, 2^{2085669432450} is an apocalyptic number.

2085669432450 is an abundant number, since it is smaller than the sum of its proper divisors (3517829110608).

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

2085669432450 is a wasteful number, since it uses less digits than its factorization.

2085669432450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634820979 (or 4634820971 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 2085669432450 in words is "two trillion, eighty-five billion, six hundred sixty-nine million, four hundred thirty-two thousand, four hundred fifty".