11390111490 has 16 divisors (see below), whose sum is σ = 27336267648. Its totient is φ = 3037363056.

The previous prime is 11390111471. The next prime is 11390111501. The reversal of 11390111490 is 9411109311.

It is a happy number.

11390111490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 379670383 = 11390111490 / (1 + 1 + 3 + 9 + 0 + 1 + 1 + 1 + 4 + 9 + 0).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 189835162 + ... + 189835221.

It is an arithmetic number, because the mean of its divisors is an integer number (1708516728).

Almost surely, 2^11390111490 is an apocalyptic number.

11390111490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11390111490 is an abundant number, since it is smaller than the sum of its proper divisors (15946156158).

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

11390111490 is a wasteful number, since it uses less digits than its factorization.

11390111490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379670393.

The product of its (nonzero) digits is 972, while the sum is 30.

The spelling of 11390111490 in words is "eleven billion, three hundred ninety million, one hundred eleven thousand, four hundred ninety".