10985192524821 has 4 divisors (see below), whose sum is σ = 14646923366432. Its totient is φ = 7323461683212.

The previous prime is 10985192524751. The next prime is 10985192524841. The reversal of 10985192524821 is 12842529158901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10985192524821 - 2²⁵ = 10985158970389 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 (10985192524841) 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, 1830865420801 + ... + 1830865420806.

It is an arithmetic number, because the mean of its divisors is an integer number (3661730841608).

Almost surely, 2^{10985192524821} is an apocalyptic number.

It is an amenable number.

10985192524821 is a deficient number, since it is larger than the sum of its proper divisors (3661730841611).

10985192524821 is an equidigital number, since it uses as much as digits as its factorization.

10985192524821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661730841610.

The product of its (nonzero) digits is 4147200, while the sum is 57.

The spelling of 10985192524821 in words is "ten trillion, nine hundred eighty-five billion, one hundred ninety-two million, five hundred twenty-four thousand, eight hundred twenty-one".