29622540544 has 81 divisors (see below), whose sum is σ = 61274879211. Its totient is φ = 14292180480.

The previous prime is 29622540533. The next prime is 29622540569. The reversal of 29622540544 is 44504522692.

The square root of 29622540544 is 172112.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29622540544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 85367379 + ... + 85367725.

Almost surely, 2^29622540544 is an apocalyptic number.

29622540544 is the 172112-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29622540544

29622540544 is an abundant number, since it is smaller than the sum of its proper divisors (31652338667).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29622540544 is an frugal number, since it uses more digits than its factorization.

29622540544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 29622540544 in words is "twenty-nine billion, six hundred twenty-two million, five hundred forty thousand, five hundred forty-four".