29846363121 has 9 divisors (see below), whose sum is σ = 43112162041. Its totient is φ = 19897229892.

The previous prime is 29846363087. The next prime is 29846363159. The reversal of 29846363121 is 12136364892.

The square root of 29846363121 is 172761.

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

29846363121 is a `hidden beast` number, since 2 + 9 + 8 + 4 + 6 + 3 + 631 + 2 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 29846363121 - 2²³ = 29837974513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29846363821) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 489490 + ... + 547076.

Almost surely, 2^29846363121 is an apocalyptic number.

29846363121 is the 172761-st square number.

29846363121 is the 86381-st centered octagonal number.

It is an amenable number.

29846363121 is a deficient number, since it is larger than the sum of its proper divisors (13265798920).

29846363121 is an frugal number, since it uses more digits than its factorization.

29846363121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115180 (or 57590 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The spelling of 29846363121 in words is "twenty-nine billion, eight hundred forty-six million, three hundred sixty-three thousand, one hundred twenty-one".