11538866253350 has 24 divisors (see below), whose sum is σ = 21471467289480. Its totient is φ = 4613573155520.

The previous prime is 11538866253349. The next prime is 11538866253371. The reversal of 11538866253350 is 5335266883511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49215527 + ... + 49449426.

It is an arithmetic number, because the mean of its divisors is an integer number (894644470395).

Almost surely, 2^{11538866253350} is an apocalyptic number.

11538866253350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11538866253350 is a deficient number, since it is larger than the sum of its proper divisors (9932601036130).

11538866253350 is a wasteful number, since it uses less digits than its factorization.

11538866253350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98667304 (or 98667299 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 56.

The spelling of 11538866253350 in words is "eleven trillion, five hundred thirty-eight billion, eight hundred sixty-six million, two hundred fifty-three thousand, three hundred fifty".