11162765405490 has 32 divisors (see below), whose sum is σ = 28200670499520. Its totient is φ = 2820067049664.

The previous prime is 11162765405489. The next prime is 11162765405531. The reversal of 11162765405490 is 9450456726111.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9791898909 + ... + 9791900048.

It is an arithmetic number, because the mean of its divisors is an integer number (881270953110).

Almost surely, 2^{11162765405490} is an apocalyptic number.

11162765405490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11162765405490 is an abundant number, since it is smaller than the sum of its proper divisors (17037905094030).

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

11162765405490 is a wasteful number, since it uses less digits than its factorization.

11162765405490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19583798986.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 11162765405490 in words is "eleven trillion, one hundred sixty-two billion, seven hundred sixty-five million, four hundred five thousand, four hundred ninety".