10111449939 has 8 divisors (see below), whose sum is σ = 13484175360. Its totient is φ = 6739845576.

The previous prime is 10111449937. The next prime is 10111449989. The reversal of 10111449939 is 93994411101.

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

It is not a de Polignac number, because 10111449939 - 2¹ = 10111449937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10111449939.

It is not an unprimeable number, because it can be changed into a prime (10111449937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258987 + ... + 295460.

It is an arithmetic number, because the mean of its divisors is an integer number (1685521920).

Almost surely, 2^10111449939 is an apocalyptic number.

10111449939 is a deficient number, since it is larger than the sum of its proper divisors (3372725421).

10111449939 is an equidigital number, since it uses as much as digits as its factorization.

10111449939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560529.

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 10111449939 in words is "ten billion, one hundred eleven million, four hundred forty-nine thousand, nine hundred thirty-nine".