29444447416 has 8 divisors (see below), whose sum is σ = 55208338920. Its totient is φ = 14722223704.

The previous prime is 29444447401. The next prime is 29444447419. The reversal of 29444447416 is 61474444492.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 29444447416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29444447419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1840277956 + ... + 1840277971.

It is an arithmetic number, because the mean of its divisors is an integer number (6901042365).

Almost surely, 2^29444447416 is an apocalyptic number.

It is an amenable number.

29444447416 is a deficient number, since it is larger than the sum of its proper divisors (25763891504).

29444447416 is a wasteful number, since it uses less digits than its factorization.

29444447416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680555933 (or 3680555929 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 49.

The spelling of 29444447416 in words is "twenty-nine billion, four hundred forty-four million, four hundred forty-seven thousand, four hundred sixteen".