29934204518656 has 27 divisors (see below), whose sum is σ = 59751653288383. Its totient is φ = 14967058489600.

The previous prime is 29934204518653. The next prime is 29934204518663. The reversal of 29934204518656 is 65681540243992.

The square root of 29934204518656 is 5471216.

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

It is a super-3 number, since 3×29934204518656³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29934204518653) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 87368481 + ... + 87710431.

Almost surely, 2^{29934204518656} is an apocalyptic number.

29934204518656 is the 5471216-th square number.

It is an amenable number.

29934204518656 is a deficient number, since it is larger than the sum of its proper divisors (29817448769727).

29934204518656 is an frugal number, since it uses more digits than its factorization.

29934204518656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683918 (or 341953 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 64.

29934204518656 divided by its sum of digits (64) gives a square (467721945604 = 683902²).

The spelling of 29934204518656 in words is "twenty-nine trillion, nine hundred thirty-four billion, two hundred four million, five hundred eighteen thousand, six hundred fifty-six".