2381089086450 has 72 divisors (see below), whose sum is σ = 6397738521876. Its totient is φ = 634902912000.

The previous prime is 2381089086403. The next prime is 2381089086469. The reversal of 2381089086450 is 546809801832.

2381089086450 is a `hidden beast` number, since 2 + 3 + 8 + 108 + 9 + 0 + 86 + 450 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 756435491289 + 1624653595161 = 869733^2 + 1274619^2 .

It is a super-2 number, since 2×2381089086450² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5198730 + ... + 5638170.

Almost surely, 2^{2381089086450} is an apocalyptic number.

2381089086450 is an abundant number, since it is smaller than the sum of its proper divisors (4016649435426).

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

2381089086450 is a wasteful number, since it uses less digits than its factorization.

2381089086450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451500 (or 451492 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 2381089086450 in words is "two trillion, three hundred eighty-one billion, eighty-nine million, eighty-six thousand, four hundred fifty".