10838993810 has 8 divisors (see below), whose sum is σ = 19510188876. Its totient is φ = 4335597520.

The previous prime is 10838993797. The next prime is 10838993813. The reversal of 10838993810 is 1839983801.

It can be written as a sum of positive squares in 2 ways, for example, as 10227074641 + 611919169 = 101129^2 + 24737^2 .

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

It is a super-2 number, since 2×10838993810² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10838993813) 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, 541949681 + ... + 541949700.

Almost surely, 2^10838993810 is an apocalyptic number.

10838993810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10838993810 is a deficient number, since it is larger than the sum of its proper divisors (8671195066).

10838993810 is a wasteful number, since it uses less digits than its factorization.

10838993810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083899388.

The product of its (nonzero) digits is 373248, while the sum is 50.

The spelling of 10838993810 in words is "ten billion, eight hundred thirty-eight million, nine hundred ninety-three thousand, eight hundred ten".