1084138194510 has 48 divisors (see below), whose sum is σ = 3221439208416. Its totient is φ = 247803015744.

The previous prime is 1084138194509. The next prime is 1084138194527. The reversal of 1084138194510 is 154918314801.

1084138194510 is a `hidden beast` number, since 1 + 0 + 8 + 41 + 3 + 8 + 1 + 94 + 510 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 860426509 + ... + 860427768.

It is an arithmetic number, because the mean of its divisors is an integer number (67113316842).

Almost surely, 2^{1084138194510} is an apocalyptic number.

1084138194510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1084138194510 is an abundant number, since it is smaller than the sum of its proper divisors (2137301013906).

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

1084138194510 is a wasteful number, since it uses less digits than its factorization.

1084138194510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720854297 (or 1720854294 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 45.

The spelling of 1084138194510 in words is "one trillion, eighty-four billion, one hundred thirty-eight million, one hundred ninety-four thousand, five hundred ten".