29328617536 has 21 divisors (see below), whose sum is σ = 58201694239. Its totient is φ = 14663623744.

The previous prime is 29328617519. The next prime is 29328617599. The reversal of 29328617536 is 63571682392.

The square root of 29328617536 is 171256.

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

It is a super-2 number, since 2×29328617536² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1359345 + ... + 1380751.

Almost surely, 2^29328617536 is an apocalyptic number.

29328617536 is the 171256-th square number.

It is an amenable number.

29328617536 is a deficient number, since it is larger than the sum of its proper divisors (28873076703).

29328617536 is an frugal number, since it uses more digits than its factorization.

29328617536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42826 (or 21409 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The spelling of 29328617536 in words is "twenty-nine billion, three hundred twenty-eight million, six hundred seventeen thousand, five hundred thirty-six".