1185139955034 has 96 divisors (see below), whose sum is σ = 3107720753280. Its totient is φ = 318645605376.

The previous prime is 1185139955009. The next prime is 1185139955063. The reversal of 1185139955034 is 4305599315811.

It is a happy number.

1185139955034 is a `hidden beast` number, since 1 + 1 + 8 + 51 + 3 + 9 + 9 + 550 + 34 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15746857 + ... + 15821939.

It is an arithmetic number, because the mean of its divisors is an integer number (32372091180).

Almost surely, 2^{1185139955034} is an apocalyptic number.

1185139955034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1185139955034 is an abundant number, since it is smaller than the sum of its proper divisors (1922580798246).

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

1185139955034 is a wasteful number, since it uses less digits than its factorization.

1185139955034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82484 (or 82481 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 54.

The spelling of 1185139955034 in words is "one trillion, one hundred eighty-five billion, one hundred thirty-nine million, nine hundred fifty-five thousand, thirty-four".