29750981166916 has 9 divisors (see below), whose sum is σ = 52064236132671. Its totient is φ = 14875485129012.

The previous prime is 29750981166871. The next prime is 29750981166919. The reversal of 29750981166916 is 61966118905792.

It is a happy number.

The square root of 29750981166916 is 5454446.

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

29750981166916 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29750981166919) 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, 9545281 + ... + 12272503.

Almost surely, 2^{29750981166916} is an apocalyptic number.

29750981166916 is the 5454446-th square number.

It is an amenable number.

29750981166916 is a deficient number, since it is larger than the sum of its proper divisors (22313254965755).

29750981166916 is an frugal number, since it uses more digits than its factorization.

29750981166916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5454450 (or 2727225 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 70.

The spelling of 29750981166916 in words is "twenty-nine trillion, seven hundred fifty billion, nine hundred eighty-one million, one hundred sixty-six thousand, nine hundred sixteen".