10235518849 has 4 divisors (see below), whose sum is σ = 10238617264. Its totient is φ = 10232420436.

The previous prime is 10235518847. The next prime is 10235518873. The reversal of 10235518849 is 94881553201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 94881553201 = 79 ⋅1201032319.

It is a cyclic number.

It is not a de Polignac number, because 10235518849 - 2¹ = 10235518847 is a prime.

It is a super-2 number, since 2×10235518849² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10235518799 and 10235518808.

It is not an unprimeable number, because it can be changed into a prime (10235518847) 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, 1544247 + ... + 1550860.

It is an arithmetic number, because the mean of its divisors is an integer number (2559654316).

Almost surely, 2^10235518849 is an apocalyptic number.

It is an amenable number.

10235518849 is a deficient number, since it is larger than the sum of its proper divisors (3098415).

10235518849 is an equidigital number, since it uses as much as digits as its factorization.

10235518849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098414.

The product of its (nonzero) digits is 345600, while the sum is 46.

The spelling of 10235518849 in words is "ten billion, two hundred thirty-five million, five hundred eighteen thousand, eight hundred forty-nine".