11111101009974 has 24 divisors (see below), whose sum is σ = 27513202501200. Its totient is φ = 3174600288528.

The previous prime is 11111101009927. The next prime is 11111101009979. The reversal of 11111101009974 is 47990010111111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111101009979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44091670549 + ... + 44091670800.

It is an arithmetic number, because the mean of its divisors is an integer number (1146383437550).

Almost surely, 2^{11111101009974} is an apocalyptic number.

11111101009974 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11111101009974 is an abundant number, since it is smaller than the sum of its proper divisors (16402101491226).

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

11111101009974 is a wasteful number, since it uses less digits than its factorization.

11111101009974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88183341364 (or 88183341361 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 36.

The spelling of 11111101009974 in words is "eleven trillion, one hundred eleven billion, one hundred one million, nine thousand, nine hundred seventy-four".