11206390161540 has 48 divisors (see below), whose sum is σ = 35860448518272. Its totient is φ = 2561460608256.

The previous prime is 11206390161529. The next prime is 11206390161613. The reversal of 11206390161540 is 4516109360211.

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 15 ways as a sum of consecutive naturals, for example, 13340940249 + ... + 13340941088.

It is an arithmetic number, because the mean of its divisors is an integer number (747092677464).

Almost surely, 2^{11206390161540} is an apocalyptic number.

11206390161540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11206390161540 is an abundant number, since it is smaller than the sum of its proper divisors (24654058356732).

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

11206390161540 is a wasteful number, since it uses less digits than its factorization.

11206390161540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26681881356 (or 26681881354 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 11206390161540 in words is "eleven trillion, two hundred six billion, three hundred ninety million, one hundred sixty-one thousand, five hundred forty".