29969841924 has 243 divisors, whose sum is σ = 86672233557. Its totient is φ = 8725147200.

The previous prime is 29969841857. The next prime is 29969841953. The reversal of 29969841924 is 42914896992.

The square root of 29969841924 is 173118.

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

29969841924 is a `hidden beast` number, since 29 + 96 + 98 + 419 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 974563524 + 28995278400 = 31218^2 + 170280^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 491308854 + ... + 491308914.

Almost surely, 2^29969841924 is an apocalyptic number.

29969841924 is the 173118-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29969841924

29969841924 is an abundant number, since it is smaller than the sum of its proper divisors (56702391633).

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

29969841924 is a wasteful number, since it uses less digits than its factorization.

29969841924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 120 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 63.

The spelling of 29969841924 in words is "twenty-nine billion, nine hundred sixty-nine million, eight hundred forty-one thousand, nine hundred twenty-four".