10344785427 has 16 divisors (see below), whose sum is σ = 15510257280. Its totient is φ = 6813431496.

The previous prime is 10344785411. The next prime is 10344785453. The reversal of 10344785427 is 72458744301.

10344785427 is a `hidden beast` number, since 1 + 0 + 34 + 4 + 78 + 542 + 7 = 666.

It is not a de Polignac number, because 10344785427 - 2⁴ = 10344785411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10344785527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2305833 + ... + 2310314.

It is an arithmetic number, because the mean of its divisors is an integer number (969391080).

Almost surely, 2^10344785427 is an apocalyptic number.

10344785427 is a deficient number, since it is larger than the sum of its proper divisors (5165471853).

10344785427 is an equidigital number, since it uses as much as digits as its factorization.

10344785427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4616239 (or 4616233 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 10344785427 in words is "ten billion, three hundred forty-four million, seven hundred eighty-five thousand, four hundred twenty-seven".