11557342357 has 8 divisors (see below), whose sum is σ = 12609407232. Its totient is φ = 10505510400.

The previous prime is 11557342351. The next prime is 11557342393. The reversal of 11557342357 is 75324375511.

11557342357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-11557342357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11557342351) by changing a digit.

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, 55132 + ... + 161722.

It is an arithmetic number, because the mean of its divisors is an integer number (1576175904).

Almost surely, 2^11557342357 is an apocalyptic number.

It is an amenable number.

11557342357 is a deficient number, since it is larger than the sum of its proper divisors (1052064875).

11557342357 is a wasteful number, since it uses less digits than its factorization.

11557342357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116459.

The product of its digits is 441000, while the sum is 43.

The spelling of 11557342357 in words is "eleven billion, five hundred fifty-seven million, three hundred forty-two thousand, three hundred fifty-seven".