11910394425 has 24 divisors (see below), whose sum is σ = 20172146400. Its totient is φ = 6197276800.

The previous prime is 11910394423. The next prime is 11910394439. The reversal of 11910394425 is 52449301911.

11910394425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11910394425 - 2¹ = 11910394423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11910394423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1933575 + ... + 1939724.

It is an arithmetic number, because the mean of its divisors is an integer number (840506100).

Almost surely, 2^11910394425 is an apocalyptic number.

11910394425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11910394425 is a deficient number, since it is larger than the sum of its proper divisors (8261751975).

11910394425 is a wasteful number, since it uses less digits than its factorization.

11910394425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873353 (or 3873348 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 11910394425 in words is "eleven billion, nine hundred ten million, three hundred ninety-four thousand, four hundred twenty-five".