10533857143391 has 4 divisors (see below), whose sum is σ = 10533910650792. Its totient is φ = 10533803635992.

The previous prime is 10533857143373. The next prime is 10533857143393. The reversal of 10533857143391 is 19334175833501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10533857143391 is a prime.

It is a super-2 number, since 2×10533857143391² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10533857143393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26457305 + ... + 26852498.

It is an arithmetic number, because the mean of its divisors is an integer number (2633477662698).

Almost surely, 2^{10533857143391} is an apocalyptic number.

10533857143391 is a deficient number, since it is larger than the sum of its proper divisors (53507401).

10533857143391 is an equidigital number, since it uses as much as digits as its factorization.

10533857143391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53507400.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 10533857143391 in words is "ten trillion, five hundred thirty-three billion, eight hundred fifty-seven million, one hundred forty-three thousand, three hundred ninety-one".