13550193357 has 8 divisors (see below), whose sum is σ = 18099017184. Its totient is φ = 9017415888.

The previous prime is 13550193353. The next prime is 13550193367. The reversal of 13550193357 is 75339105531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13550193357 - 2² = 13550193353 is a prime.

It is a super-3 number, since 3×13550193357³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550193353) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4009618 + ... + 4012995.

It is an arithmetic number, because the mean of its divisors is an integer number (2262377148).

Almost surely, 2^13550193357 is an apocalyptic number.

It is an amenable number.

13550193357 is a deficient number, since it is larger than the sum of its proper divisors (4548823827).

13550193357 is an equidigital number, since it uses as much as digits as its factorization.

13550193357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8023179.

The product of its (nonzero) digits is 212625, while the sum is 42.

Adding to 13550193357 its reverse (75339105531), we get a palindrome (88889298888).

The spelling of 13550193357 in words is "thirteen billion, five hundred fifty million, one hundred ninety-three thousand, three hundred fifty-seven".