11439971481162 has 256 divisors, whose sum is σ = 27836773171200. Its totient is φ = 3129477120000.

The previous prime is 11439971481143. The next prime is 11439971481163. The reversal of 11439971481162 is 26118417993411.

It is not an unprimeable number, because it can be changed into a prime (11439971481163) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5414088618 + ... + 5414090730.

It is an arithmetic number, because the mean of its divisors is an integer number (108737395200).

Almost surely, 2^{11439971481162} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11439971481162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13918386585600).

11439971481162 is an abundant number, since it is smaller than the sum of its proper divisors (16396801690038).

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

11439971481162 is a wasteful number, since it uses less digits than its factorization.

11439971481162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3034 (or 3020 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 57.

The spelling of 11439971481162 in words is "eleven trillion, four hundred thirty-nine billion, nine hundred seventy-one million, four hundred eighty-one thousand, one hundred sixty-two".