10447394229 has 8 divisors (see below), whose sum is σ = 15477621120. Its totient is φ = 6964929468.

The previous prime is 10447394189. The next prime is 10447394281. The reversal of 10447394229 is 92249374401.

It is not a de Polignac number, because 10447394229 - 2⁹ = 10447393717 is a prime.

It is a super-2 number, since 2×10447394229² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10447394129) 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, 193470237 + ... + 193470290.

It is an arithmetic number, because the mean of its divisors is an integer number (1934702640).

Almost surely, 2^10447394229 is an apocalyptic number.

It is an amenable number.

10447394229 is a deficient number, since it is larger than the sum of its proper divisors (5030226891).

10447394229 is an equidigital number, since it uses as much as digits as its factorization.

10447394229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386940536 (or 386940530 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 10447394229 in words is "ten billion, four hundred forty-seven million, three hundred ninety-four thousand, two hundred twenty-nine".